Quarter Period Statement Of Income
| Concept | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2024-04-01 to 2024-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 2023-04-01 to 2023-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period statement of income | ||||||||||
| Statement of income | ||||||||||
| Net sales | 
                                                2,811,465,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,651,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,651,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,839,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,955,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,835,783,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,835,783,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,880,475,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | 
                                                5,450,093,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,950,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit (loss) | — | 
                                                2,201,232,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,885,609,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | — | 
                                                1,321,617,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,176,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||||
| Operating profit (loss) | 
                                                633,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                879,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,686,204,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -806,589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,052,321,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                754,583,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,348,771,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                709,407,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -639,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                594,188,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||
| Interest income | — | 
                                                17,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Dividend income | — | 
                                                20,573,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                19,329,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | 
                                                30,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                30,578,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||||
| Non-operating expenses | — | 
                                                3,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                814,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | — | 
                                                906,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                739,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||||
| Extraordinary income | — | 
                                                7,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | 
                                                913,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                739,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | 
                                                317,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                257,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | — | 
                                                596,752,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                481,694,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |