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 | — | 
                                                22,080,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                110,582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                7,628,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                102,953,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                77,283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,024,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,848,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                97,293,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,085,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,602,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,184,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                70,037,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                104,379,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,506,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | 
                                                76,638,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                56,051,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                51,763,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                73,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Operating expenses - general | ||||||||||||||||||||||||
| Depreciation | — | — | — | — | — | — | — | — | — | 
                                                219,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Selling, general and administrative expenses | — | — | — | 
                                                20,672,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                13,274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                12,985,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,104,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Provision of allowance for doubtful accounts | — | — | — | 
                                                -42,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -2,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -145,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -213,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating expenses | ||||||||||||||||||||||||
| Other operating expenses | ||||||||||||||||||||||||
| Operating expenses | ||||||||||||||||||||||||
| Gross profit (loss) | — | — | — | 
                                                33,944,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                21,231,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                18,274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,155,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | — | — | — | 
                                                13,218,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                13,730,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                11,376,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,530,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Net sales | ||||||||||||||||||||||||
| Operating profit (loss) | — | 
                                                1,363,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,271,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,798,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,957,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,244,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,190,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,661,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                389,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,211,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,374,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,289,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,050,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,075,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| General and administrative expenses | ||||||||||||||||||||||||
| Operating expenses | ||||||||||||||||||||||||
| Research and development expenses | — | — | — | 
                                                3,741,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,741,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                3,758,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,758,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cost of sales | ||||||||||||||||||||||||
| Selling, general and administrative expenses | ||||||||||||||||||||||||
| Amortization of goodwill | — | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                75,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                70,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                70,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                70,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||||||||||||||||
| Interest income | — | — | — | 
                                                273,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                15,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                11,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                163,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividend income | — | — | — | — | — | — | — | — | — | 
                                                5,513,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                5,649,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other | — | — | — | 
                                                274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                55,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                184,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | — | — | 
                                                706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                5,816,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                6,201,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                651,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | — | — | — | 
                                                217,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                217,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                751,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                791,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | — | — | — | 
                                                759,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                43,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                113,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                171,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Interest expenses | — | — | — | 
                                                35,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                7,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | — | — | — | 
                                                228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                153,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                499,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                543,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Impairment losses | — | — | — | 
                                                228,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                153,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                337,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                380,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||||||||||||||||
| Other | — | — | — | 
                                                52,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                58,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                114,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | — | — | 
                                                13,207,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                13,794,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                11,628,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,778,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit | ||||||||||||||||||||||||
| Extraordinary income | ||||||||||||||||||||||||
| Gain on sale of non-current assets | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                365,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                365,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | — | — | 
                                                4,108,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,913,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                1,618,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,880,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||||||||||||||||||
| Income taxes - deferred | — | — | — | 
                                                -332,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -352,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                69,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | — | — | 
                                                3,776,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,560,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                1,687,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,103,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | — | 
                                                11,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                11,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                9,940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit (loss) attributable to owners of parent | 
                                                9,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                9,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                8,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                8,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit attributable to | ||||||||||||||||||||||||
| Other comprehensive income | ||||||||||||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                138,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                5,429,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,688,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Remeasurements of defined benefit plans, net of tax | — | — | — | 
                                                -30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                15,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other comprehensive income | — | — | — | 
                                                5,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,843,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income | — | — | — | 
                                                14,723,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                11,517,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to | ||||||||||||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                14,723,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                11,517,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |