Quarter Period Consolidated Statement Of Income
| Concept | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2024-10-01 to 2025-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 2023-10-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of income | ||||||||||||||
| Statement of income | ||||||||||||||
| Net sales | 
                                                506,331,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,197,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,089,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,197,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,676,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                504,723,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,313,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,803,637,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,761,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,313,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | — | 
                                                1,582,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,620,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Gross profit (loss) | — | — | — | — | 
                                                2,614,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,693,062,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Selling, general and administrative expenses | ||||||||||||||
| Depreciation | — | — | — | — | 
                                                42,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                36,055,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Selling, general and administrative expenses | — | — | — | — | 
                                                2,300,791,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,328,073,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Operating profit (loss) | 
                                                -12,773,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                314,931,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,333,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                313,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                320,371,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,163,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,427,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                365,057,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                334,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                364,989,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -68,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||||||
| Interest income | — | — | — | — | 
                                                735,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                36,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating income | — | — | — | — | 
                                                37,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                19,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating expenses | ||||||||||||||
| Interest expenses | — | — | — | — | 
                                                10,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7,702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating expenses | — | — | — | — | 
                                                14,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                9,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Ordinary profit (loss) | — | — | — | — | 
                                                336,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                375,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary income | ||||||||||||||
| Gain on sale of non-current assets | — | — | — | — | 
                                                99,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary income | — | — | — | — | 
                                                9,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                693,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary losses | ||||||||||||||
| Impairment losses | — | — | — | — | 
                                                26,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary losses | — | — | — | — | 
                                                27,952,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit (loss) before income taxes | — | — | — | — | 
                                                317,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                374,097,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes - current | — | — | — | — | 
                                                99,788,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                69,790,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes - deferred | — | — | — | — | 
                                                -21,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -14,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes | — | — | — | — | 
                                                78,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                54,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit (loss) | — | — | — | — | 
                                                239,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                319,162,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit attributable to | ||||||||||||||
| Profit (loss) attributable to owners of parent | — | — | — | — | 
                                                239,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                319,162,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other comprehensive income | ||||||||||||||
| Foreign currency translation adjustment | — | — | — | — | 
                                                12,275,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                5,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Other comprehensive income | — | — | — | — | 
                                                12,275,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                5,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income | — | — | — | — | 
                                                251,596,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                324,251,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income attributable to | ||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | — | 
                                                251,596,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                324,251,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — |