Consolidated 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of income | ||||||||||||||||||||||||
| Statement of income | ||||||||||||||||||||||||
| Net sales | — | 
                                                34,715,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                225,424,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                174,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                171,999,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                256,710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,525,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -31,286,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -27,916,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                43,800,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                167,006,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                37,086,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                221,986,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                169,016,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                249,903,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | 
                                                108,266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                89,325,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                86,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                110,639,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Operating expenses - general | ||||||||||||||||||||||||
| Depreciation | — | — | — | 
                                                2,860,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,007,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,950,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,779,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Selling, general and administrative expenses | — | — | — | 
                                                96,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                61,134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                58,605,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                91,755,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Ordinary profit (loss) | — | — | — | 
                                                20,373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                25,103,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                30,476,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,589,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Net sales | ||||||||||||||||||||||||
| Gross profit (loss) | — | — | — | 
                                                117,157,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                82,673,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                80,225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                111,346,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating profit (loss) | — | 
                                                1,869,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,713,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                21,926,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,538,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,854,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -941,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,140,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,203,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,620,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,309,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,591,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,605,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,711,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating expenses | ||||||||||||||||||||||||
| Research and development expenses | — | — | — | 
                                                6,826,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,521,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                4,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,996,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| General and administrative expenses | ||||||||||||||||||||||||
| Non-operating income | — | — | — | 
                                                1,072,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,608,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                9,018,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,263,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Dividend income | — | — | — | 
                                                144,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,376,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,795,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Interest income | — | — | — | 
                                                428,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,780,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,684,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                289,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating income | ||||||||||||||||||||||||
| Other | — | — | — | 
                                                339,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                139,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                136,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                297,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Selling, general and administrative expenses | ||||||||||||||||||||||||
| Legal welfare expenses | — | — | — | 
                                                8,512,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,985,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                4,469,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,737,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Bonuses | — | — | — | — | — | — | — | — | 
                                                4,007,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                3,351,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
| Cost of sales | ||||||||||||||||||||||||
| Extraordinary income | — | — | — | 
                                                2,031,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,027,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                5,861,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,054,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Interest expenses | — | — | — | 
                                                144,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                80,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                24,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other | — | — | — | 
                                                249,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                25,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                57,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                137,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | — | — | — | 
                                                1,412,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,043,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                162,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                265,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | — | — | — | 
                                                833,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,155,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                7,804,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Impairment losses | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                168,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                168,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | — | — | 
                                                21,570,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                23,974,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                28,533,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                29,369,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Gross profit | ||||||||||||||||||||||||
| Extraordinary income | ||||||||||||||||||||||||
| Gain on sale of non-current assets | — | — | — | 
                                                4,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Gain on sale of investment securities | — | — | — | 
                                                2,027,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,027,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                11,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - current | — | — | — | 
                                                8,300,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                7,263,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                8,228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,213,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Extraordinary losses | ||||||||||||||||||||||||
| Loss on sale of non-current assets | — | — | — | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Loss on retirement of non-current assets | — | — | — | 
                                                59,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                46,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                13,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes - deferred | — | — | — | 
                                                -828,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,522,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Income taxes | — | — | — | 
                                                7,471,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                7,213,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                9,751,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,342,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) | — | — | 
                                                16,761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,098,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,761,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                18,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                18,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,026,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                18,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit (loss) attributable to owners of parent | 
                                                14,098,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                14,098,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,098,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                17,026,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                17,026,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                17,026,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit attributable to | ||||||||||||||||||||||||
| Other comprehensive income | ||||||||||||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                938,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,769,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | 
                                                173,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                1,282,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                -594,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | — | — | — | 
                                                13,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                20,497,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                13,403,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                20,497,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |