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 | 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 | 
                                                173,473,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,154,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                507,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                787,291,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,824,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,115,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,861,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,682,058,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,990,549,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                670,879,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                178,213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                419,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                103,087,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,992,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,046,653,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | — | — | 
                                                3,996,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,885,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Operating expenses | |||||||||||||||
| Selling, general and administrative expenses | — | — | — | — | — | 
                                                1,168,017,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,161,043,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Provision of allowance for doubtful accounts | — | — | — | — | — | 
                                                713,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,748,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Operating expenses | |||||||||||||||
| Other operating expenses | |||||||||||||||
| Provision for retirement benefits for directors (and other officers) | — | — | — | — | — | 
                                                8,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,782,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Operating expenses | |||||||||||||||
| Gross profit (loss) | — | — | — | — | — | 
                                                1,119,177,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,104,961,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| General and administrative expenses | |||||||||||||||
| Operating expenses | |||||||||||||||
| Net sales | |||||||||||||||
| Operating profit (loss) | 
                                                -14,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                173,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,355,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,492,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                101,589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -48,839,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -56,082,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,922,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -29,315,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -18,545,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                167,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                155,968,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary profit (loss) | — | — | — | — | — | 
                                                -37,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -23,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Cost of sales | |||||||||||||||
| Selling, general and administrative expenses | |||||||||||||||
| Non-operating income | |||||||||||||||
| Dividend income | — | — | — | — | — | 
                                                16,720,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                18,079,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Interest income | — | — | — | — | — | 
                                                1,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Other | — | — | — | — | — | 
                                                8,691,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,081,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Non-operating income | — | — | — | — | — | 
                                                35,700,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                36,218,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Extraordinary income | — | — | — | — | — | 
                                                69,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                138,777,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Non-operating expenses | |||||||||||||||
| Interest expenses | — | — | — | — | — | 
                                                2,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Other | — | — | — | — | — | 
                                                1,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Non-operating expenses | — | — | — | — | — | 
                                                24,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Extraordinary losses | — | — | — | — | — | 
                                                290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                24,482,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Impairment losses | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                23,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Profit (loss) before income taxes | — | — | — | — | — | 
                                                31,473,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                90,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Gross profit | |||||||||||||||
| Income taxes - current | — | — | — | — | — | 
                                                36,662,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                26,150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Extraordinary income | |||||||||||||||
| Gain on sale of non-current assets | — | — | — | — | — | 
                                                80,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Gain on sale of investment securities | — | — | — | — | — | 
                                                52,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                20,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Extraordinary losses | |||||||||||||||
| Income taxes - deferred | — | — | — | — | — | 
                                                8,787,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -20,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Income taxes | — | — | — | — | — | 
                                                45,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Profit (loss) | — | — | — | — | — | 
                                                -13,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                84,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Profit (loss) attributable to non-controlling interests | — | — | — | — | — | 
                                                -8,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -9,041,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | 
                                                -5,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                93,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Other comprehensive income | |||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | — | — | 
                                                -54,317,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                122,529,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Foreign currency translation adjustment | — | — | — | — | — | 
                                                90,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                42,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | — | — | 
                                                -22,981,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -7,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Other comprehensive income | — | — | — | — | — | 
                                                13,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                156,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Profit attributable to | |||||||||||||||
| Comprehensive income | — | — | — | — | — | 
                                                -389,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                241,762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Comprehensive income attributable to | |||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | — | — | 
                                                -8,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                241,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | — | — | 
                                                8,596,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — |