Consolidated Statement Of Income
| Concept | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of income | ||||||||||||||||||||||||||||||||
| Statement of income | ||||||||||||||||||||||||||||||||
| Net sales | — | 
                                                21,324,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                134,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,242,751,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -215,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,622,396,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,478,342,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,696,745,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,378,816,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,770,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                21,458,196,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,174,025,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,523,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,393,571,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -349,406,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,433,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,872,375,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,368,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                129,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,718,573,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,334,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating expenses | ||||||||||||||||||||||||||||||||
| Selling, general and administrative expenses | — | — | — | — | 
                                                4,302,177,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,209,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                4,475,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,341,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Depreciation | — | — | — | — | — | — | — | — | 
                                                133,129,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                142,031,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | — | 
                                                15,457,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                8,036,544,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                14,946,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,985,595,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating expenses | ||||||||||||||||||||||||||||||||
| Operating expenses - general | ||||||||||||||||||||||||||||||||
| Operating expenses | ||||||||||||||||||||||||||||||||
| Operating profit (loss) | — | 
                                                1,943,322,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                38,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,482,677,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -499,429,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                376,761,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                435,535,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,390,082,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,261,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,982,106,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,752,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,291,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,251,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -539,067,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                832,372,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,209,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                143,951,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                40,153,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                65,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,007,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| General and administrative expenses | ||||||||||||||||||||||||||||||||
| Gross profit (loss) | — | — | — | — | 
                                                5,784,854,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,585,851,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7,228,003,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,349,138,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating expenses | ||||||||||||||||||||||||||||||||
| Research and development expenses | — | — | — | — | 
                                                71,616,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                90,491,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Ordinary profit (loss) | — | — | — | — | 
                                                1,515,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,500,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                3,060,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,977,774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net sales | ||||||||||||||||||||||||||||||||
| Cost of sales | ||||||||||||||||||||||||||||||||
| Selling, general and administrative expenses | ||||||||||||||||||||||||||||||||
| Salaries | — | — | — | — | 
                                                1,263,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                547,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,265,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                569,097,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Amortization of goodwill | — | 
                                                63,304,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,304,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                51,344,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                63,304,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                59,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                51,344,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,482,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating income | ||||||||||||||||||||||||||||||||
| Dividend income | — | — | — | — | 
                                                9,392,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,168,854,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,117,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Interest income | — | — | — | — | 
                                                21,833,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,208,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                15,165,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,347,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | — | — | 
                                                29,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                27,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                19,451,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                37,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | — | — | — | — | 
                                                112,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,204,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                357,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,165,339,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Extraordinary income | — | — | — | — | 
                                                3,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                39,299,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                39,299,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | — | — | — | — | 
                                                79,453,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                80,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                49,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                194,736,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Interest expenses | — | — | — | — | 
                                                49,899,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                51,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                22,125,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                25,944,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | ||||||||||||||||||||||||||||||||
| Other | — | — | — | — | 
                                                10,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,121,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                6,383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,603,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Extraordinary losses | — | — | — | — | 
                                                17,707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                277,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                272,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Impairment losses | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,512,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,512,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,512,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                62,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) before income taxes | — | — | — | — | 
                                                1,501,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,498,610,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,822,632,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,745,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit | ||||||||||||||||||||||||||||||||
| Extraordinary income | ||||||||||||||||||||||||||||||||
| Gain on sale of non-current assets | — | — | — | — | 
                                                3,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - current | — | — | — | — | 
                                                516,120,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                83,232,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                797,606,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                164,743,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Extraordinary losses | ||||||||||||||||||||||||||||||||
| Loss on disaster | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                36,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                36,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Loss on retirement of non-current assets | — | — | — | — | 
                                                5,194,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                11,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - deferred | — | — | — | — | 
                                                8,726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                73,942,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -421,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -449,606,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes | — | — | — | — | 
                                                524,846,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                157,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                376,592,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -284,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) | — | — | — | — | 
                                                976,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,341,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,341,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,341,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,341,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,446,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,029,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,029,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,029,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,029,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) attributable to non-controlling interests | — | — | — | — | 
                                                10,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                32,611,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | 
                                                966,355,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                966,355,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                966,355,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                2,413,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,413,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,413,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
| Profit attributable to | ||||||||||||||||||||||||||||||||
| Other comprehensive income | ||||||||||||||||||||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | — | 
                                                33,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                38,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Deferred gains or losses on hedges | — | — | — | — | 
                                                -7,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -127,409,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Foreign currency translation adjustment | — | — | — | — | 
                                                298,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                400,427,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other comprehensive income | — | — | — | — | 
                                                324,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                311,696,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Comprehensive income | — | — | — | — | 
                                                1,300,884,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,757,736,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||||||||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | — | 
                                                1,274,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,710,836,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | — | 
                                                26,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                46,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |