Consolidated Statement Of Income
| Concept | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of income | ||||||||||||||||
| Statement of income | ||||||||||||||||
| Net sales | 
                                                1,239,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,440,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,508,481,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                225,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,199,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,679,462,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,170,981,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,736,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,490,962,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,588,205,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,884,047,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -704,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,457,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                742,048,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,846,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other operating income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Share of profit of entities accounted for using equity method | — | — | 
                                                1,834,943,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,239,850,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Cost of sales | — | — | 
                                                5,985,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                5,530,749,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Operating expenses | ||||||||||||||||
| Selling, general and administrative expenses | — | — | 
                                                6,443,312,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                4,003,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Provision of allowance for doubtful accounts | — | — | 
                                                57,291,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Operating expenses | ||||||||||||||||
| Other operating expenses | ||||||||||||||||
| Operating expenses | ||||||||||||||||
| Net sales | ||||||||||||||||
| Operating profit (loss) | 
                                                60,339,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                209,283,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,028,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -221,186,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,205,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                269,623,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -189,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,775,490,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -57,265,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,942,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,455,787,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,349,479,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -106,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -498,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,010,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,386,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit (loss) | — | — | 
                                                6,523,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,353,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Ordinary profit (loss) | — | — | 
                                                1,829,136,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,756,455,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| General and administrative expenses | ||||||||||||||||
| Operating expenses | ||||||||||||||||
| Selling, general and administrative expenses | ||||||||||||||||
| Non-operating income | ||||||||||||||||
| Interest income | — | — | 
                                                34,913,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                85,389,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Dividend income | — | — | 
                                                850,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other | — | — | 
                                                73,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                161,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating income | — | — | 
                                                1,943,971,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,730,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Cost of sales | ||||||||||||||||
| Extraordinary income | — | — | 
                                                21,919,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                85,819,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | ||||||||||||||||
| Interest expenses | — | — | 
                                                93,994,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                62,692,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other | — | — | 
                                                2,409,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                8,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | — | — | 
                                                194,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                323,408,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary losses | — | — | 
                                                95,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                28,453,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Impairment losses | — | — | 
                                                9,921,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,165,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Gross profit | ||||||||||||||||
| Profit (loss) before income taxes | — | — | 
                                                1,755,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,813,821,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary income | ||||||||||||||||
| Gain on sale of non-current assets | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,655,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Gain on sale of investment securities | — | — | 
                                                21,919,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - current | — | — | 
                                                582,136,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,178,999,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary losses | ||||||||||||||||
| Loss on sale of non-current assets | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                2,581,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Loss on retirement of non-current assets | — | — | 
                                                85,138,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                22,705,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - deferred | — | — | 
                                                -138,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -338,627,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes | — | — | 
                                                443,451,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                840,371,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) | — | — | 
                                                1,312,543,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                2,973,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) attributable to non-controlling interests | — | — | 
                                                -18,492,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                7,281,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | 
                                                1,331,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                2,966,169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | ||||||||||||||||
| Valuation difference on available-for-sale securities | — | — | 
                                                2,786,264,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                563,398,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Foreign currency translation adjustment | — | — | 
                                                -688,974,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,030,544,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Share of other comprehensive income of entities accounted for using equity method | — | — | 
                                                132,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                63,255,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | — | — | 
                                                2,229,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,657,198,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit attributable to | ||||||||||||||||
| Comprehensive income | — | — | 
                                                3,542,132,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,630,648,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | 
                                                3,563,770,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,625,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | 
                                                -21,637,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                5,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — |