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 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of income | ||||||||||
| Statement of income | ||||||||||
| Operating revenue | ||||||||||
| Net sales | ||||||||||
| Net sales | — | 
                                                7,063,136,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,093,981,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,940,408,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,923,414,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Operating expenses | ||||||||||
| Operating expenses - general | ||||||||||
| Depreciation | — | 
                                                18,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                18,815,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Operating expenses | ||||||||||
| Research and development expenses | — | — | — | 
                                                256,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                259,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Operating expenses | ||||||||||
| Cost of sales | ||||||||||
| Cost of sales | — | 
                                                5,509,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,271,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,142,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,360,026,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Selling, general and administrative expenses | — | 
                                                1,068,875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,272,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,221,007,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,017,823,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Operating expenses | ||||||||||
| Other operating expenses | ||||||||||
| Provision for retirement benefits for directors (and other officers) | — | 
                                                13,815,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,310,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,464,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Operating profit (loss) | — | 
                                                484,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                549,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                576,985,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                545,565,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Gross profit (loss) | — | 
                                                1,553,469,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,822,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,797,992,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,563,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating income | ||||||||||
| Interest income | — | 
                                                14,062,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,519,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| General and administrative expenses | ||||||||||
| Gross profit | ||||||||||
| Ordinary profit (loss) | — | 
                                                539,436,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                584,128,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                760,879,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                746,925,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating income | — | 
                                                77,062,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                58,556,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                185,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                201,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Financial revenue | — | — | — | — | — | — | — | — | — | — | 
| Dividend income | — | 
                                                38,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                38,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                34,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                34,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating income | ||||||||||
| Other | — | 
                                                9,003,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,877,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,531,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Non-operating expenses | ||||||||||
| Interest expenses | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,028,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                21,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Selling, general and administrative expenses | ||||||||||
| Legal welfare expenses | — | — | — | 
                                                81,081,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                78,671,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||
| Extraordinary income | — | — | — | 
                                                1,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Non-operating expenses | ||||||||||
| Non-operating expenses | — | 
                                                22,220,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                24,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,165,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                21,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Financial expenses | — | — | — | — | — | — | — | — | — | — | 
| Other | — | 
                                                4,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                64,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary losses | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                69,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                69,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary income | ||||||||||
| Gain on sale of non-current assets | — | — | — | 
                                                1,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Profit (loss) before income taxes | — | 
                                                539,436,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                585,706,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                763,718,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                746,856,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Extraordinary losses | ||||||||||
| Loss on retirement of non-current assets | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                69,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                69,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes - current | — | 
                                                171,575,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                187,175,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                257,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                256,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Income taxes - deferred | — | 
                                                703,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -10,291,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,550,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -12,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| General and administrative expenses | ||||||||||
| Income taxes | — | 
                                                172,278,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                176,883,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                259,334,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                244,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Profit (loss) | 
                                                367,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                367,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                367,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                408,822,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                367,157,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                502,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                504,383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                502,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                502,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                502,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |