Statement Of Income
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of income | ||||||||||||||||||||||||
| Statement of income | ||||||||||||||||||||||||
| Net sales | ||||||||||||||||||||||||
| Net sales | 
                                                1,666,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                420,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                21,914,135,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,460,541,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                15,955,572,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,547,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -632,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                19,332,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,601,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -549,398,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,207,965,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                384,336,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,768,994,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                21,318,392,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating revenue | ||||||||||||||||||||||||
| Operating expenses | ||||||||||||||||||||||||
| Operating expenses - general | ||||||||||||||||||||||||
| Depreciation | — | — | — | 
                                                80,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                48,451,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                39,581,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                71,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Cost of sales | ||||||||||||||||||||||||
| Cost of sales | — | — | — | 
                                                15,877,081,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                11,749,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                11,382,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                15,203,725,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Selling, general and administrative expenses | — | — | — | 
                                                4,884,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,413,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                3,020,184,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,268,724,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Other operating expenses | ||||||||||||||||||||||||
| Provision for retirement benefits for directors (and other officers) | — | — | — | 
                                                25,421,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                13,631,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                11,265,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                18,865,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Research and development expenses | — | — | — | 
                                                948,061,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                745,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                774,581,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,004,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating profit (loss) | 
                                                -6,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                158,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,152,499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,573,361,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                792,048,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,724,794,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,572,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,537,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,416,075,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                805,224,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                131,822,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,296,543,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,712,619,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit (loss) | — | — | — | 
                                                6,037,054,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,205,729,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                3,825,409,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,565,268,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Ordinary profit (loss) | — | — | — | 
                                                1,262,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                914,418,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                921,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,395,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Gross profit | ||||||||||||||||||||||||
| General and administrative expenses | ||||||||||||||||||||||||
| Non-operating income | ||||||||||||||||||||||||
| Interest income | — | — | — | 
                                                666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                92,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                5,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                59,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | ||||||||||||||||||||||||
| Dividend income | — | — | — | 
                                                146,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                153,821,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                144,406,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                123,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | — | — | — | 
                                                180,235,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                199,344,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                195,301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                166,291,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Financial revenue | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other | — | — | — | 
                                                32,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                19,502,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                29,417,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                42,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary income | — | — | — | 
                                                1,127,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                805,401,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                142,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                142,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Interest expenses | — | — | — | 
                                                63,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                68,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                64,608,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                61,350,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Selling, general and administrative expenses | ||||||||||||||||||||||||
| Bonuses | — | — | — | 
                                                216,699,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                140,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                126,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                187,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | — | — | — | 
                                                74,856,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                16,694,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                347,385,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                680,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Impairment losses | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                26,632,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                26,632,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                26,632,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Non-operating expenses | — | — | — | 
                                                70,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                76,974,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                78,642,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                67,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Financial expenses | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Other | — | — | — | 
                                                7,478,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,780,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary income | ||||||||||||||||||||||||
| Gain on sale of investment securities | — | — | — | 
                                                462,952,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                462,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                142,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                142,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) before income taxes | — | — | — | 
                                                2,314,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,703,124,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                716,729,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                857,289,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | ||||||||||||||||||||||||
| Loss on retirement of non-current assets | — | — | — | 
                                                33,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                16,694,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,748,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                46,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Loss on disaster | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                344,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                626,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - current | — | — | — | 
                                                599,913,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                406,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                51,517,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                163,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - deferred | — | — | — | 
                                                40,491,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -7,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                168,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                122,204,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| General and administrative expenses | ||||||||||||||||||||||||
| Income taxes | — | — | — | 
                                                640,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                399,452,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                219,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                285,556,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) | — | — | 
                                                1,303,671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,674,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,303,671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,303,671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,303,671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                496,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                496,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                496,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                571,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                496,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — |