Quarter Period Consolidated Statement Of Income
| Concept | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2023-04-01 to 2023-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 2022-04-01 to 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of income | ||||||||||||||||
| Statement of income | ||||||||||||||||
| Net sales | 
                                                11,483,896,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,552,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,168,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -315,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,003,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,201,892,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                666,187,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,557,017,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -284,117,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                747,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,290,786,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,675,412,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,534,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                60,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,574,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | 
                                                6,663,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                5,999,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Gross profit (loss) | — | — | 
                                                4,504,864,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                4,290,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Selling, general and administrative expenses | ||||||||||||||||
| Selling, general and administrative expenses | — | — | 
                                                4,300,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                4,179,145,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Operating profit (loss) | 
                                                954,954,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                103,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                204,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -750,682,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,850,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                754,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,346,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                129,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -744,306,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                111,680,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                640,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,198,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                855,987,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||||||||
| Interest income | — | — | 
                                                5,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,397,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Dividend income | — | — | 
                                                8,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                9,104,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating income | — | — | 
                                                90,467,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                121,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | ||||||||||||||||
| Interest expenses | — | — | 
                                                11,548,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                12,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | — | — | 
                                                13,054,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                13,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Ordinary profit (loss) | — | — | 
                                                281,685,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                219,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary income | ||||||||||||||||
| Gain on sale of non-current assets | — | — | 
                                                16,867,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary income | — | — | 
                                                16,867,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary losses | ||||||||||||||||
| Extraordinary losses | — | — | 
                                                262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                5,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) before income taxes | — | — | 
                                                298,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                216,339,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - current | — | — | 
                                                112,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                74,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - deferred | — | — | 
                                                30,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                35,619,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes | — | — | 
                                                143,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                110,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) | — | — | 
                                                155,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                105,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit attributable to | ||||||||||||||||
| Profit (loss) attributable to non-controlling interests | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | 
                                                155,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                105,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | ||||||||||||||||
| Valuation difference on available-for-sale securities | — | — | 
                                                28,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,148,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | 
                                                506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                2,963,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | — | — | 
                                                28,617,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income | — | — | 
                                                183,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                111,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | 
                                                183,765,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                111,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — |