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 | 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 | 
                                                989,840,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,796,279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                284,840,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,070,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,665,087,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -405,873,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,653,367,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,967,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -409,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,558,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                999,292,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                314,848,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | — | 
                                                9,950,259,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                9,757,421,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit (loss) | — | — | — | — | 
                                                3,714,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,800,879,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||||||
| Selling, general and administrative expenses | — | — | — | — | 
                                                3,313,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,104,891,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating profit (loss) | 
                                                -4,015,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,328,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,423,774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                401,148,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,022,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,554,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,701,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,005,332,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                695,988,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,663,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                137,133,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||||
| Dividend income | — | — | — | — | 
                                                123,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                114,812,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | — | — | — | 
                                                159,769,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                134,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||
| Interest expenses | — | — | — | — | 
                                                46,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                44,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | — | — | — | — | 
                                                51,392,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                45,144,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | — | — | — | — | 
                                                509,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                785,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||||||
| Extraordinary income | — | — | — | — | 
                                                38,025,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||||||
| Loss on sale of non-current assets | — | — | — | — | 
                                                8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Loss on disaster | — | — | — | — | 
                                                595,738,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | — | — | — | — | 
                                                650,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | — | — | — | 
                                                -103,378,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                785,119,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | — | — | — | 
                                                54,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                30,858,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - deferred | — | — | — | — | 
                                                188,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                225,648,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | — | — | — | 
                                                242,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                256,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | — | — | — | 
                                                -346,094,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                528,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit attributable to | ||||||||||||
| Profit (loss) attributable to non-controlling interests | — | — | — | — | 
                                                -24,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                40,499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | 
                                                -321,690,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                488,113,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other comprehensive income | ||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | — | 
                                                649,536,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -126,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | — | 
                                                3,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -2,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other comprehensive income | — | — | — | — | 
                                                653,361,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -128,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income | — | — | — | — | 
                                                307,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                400,349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to | ||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | — | 
                                                242,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                409,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | — | 
                                                64,545,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -8,880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |