Year To Quarter End Consolidated Statement Of Income
| Concept | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2024-01-01 to 2024-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 2023-01-01 to 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year to quarter end consolidated statement of income | ||||||||||||||
| Statement of income | ||||||||||||||
| Net sales | 
                                                -1,190,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                337,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,082,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,431,352,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,419,899,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,432,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,017,006,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                334,522,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,365,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,351,529,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,365,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | — | — | — | 
                                                2,507,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,462,410,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Gross profit (loss) | — | — | — | 
                                                923,875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                902,706,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Selling, general and administrative expenses | ||||||||||||||
| Selling, general and administrative expenses | — | — | — | 
                                                768,441,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                814,165,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Operating profit (loss) | 
                                                -175,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                107,229,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                222,309,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                155,434,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                329,539,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                331,163,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,623,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                219,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                81,387,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                88,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                300,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                302,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,313,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -213,616,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||||||||||||||
| Interest income | — | — | — | 
                                                88,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                95,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Dividend income | — | — | — | 
                                                370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                258,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating income | — | — | — | 
                                                5,452,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,494,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | ||||||||||||||
| Interest expenses | — | — | — | 
                                                1,470,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,063,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Non-operating expenses | — | — | — | 
                                                1,485,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,073,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Ordinary profit (loss) | — | — | — | 
                                                159,401,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                87,961,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary income | ||||||||||||||
| Extraordinary income | — | — | — | 
                                                269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                780,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary losses | ||||||||||||||
| Loss on sale of non-current assets | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,725,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Extraordinary losses | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,725,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) before income taxes | — | — | — | 
                                                159,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                86,015,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - current | — | — | — | 
                                                37,064,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                23,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes - deferred | — | — | — | 
                                                19,794,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                23,105,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Income taxes | — | — | — | 
                                                56,858,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                46,333,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit (loss) | — | — | — | 
                                                102,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                39,682,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Profit attributable to | ||||||||||||||
| Profit (loss) attributable to owners of parent | — | — | — | 
                                                102,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                39,682,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | ||||||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                778,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                778,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income | — | — | — | 
                                                103,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                40,259,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
| Comprehensive income attributable to | ||||||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                103,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                40,259,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — |