Quarter Period Statement Of Income
| Concept | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|---|---|---|---|---|
| Quarter period statement of income | ||||||||
| Statement of income | ||||||||
| Net sales | — | — | — | 
                                                12,272,583,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,583,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Cost of sales | — | — | — | 
                                                3,533,642,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,077,982,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Gross profit (loss) | — | — | — | 
                                                8,738,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,505,828,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | — | — | — | 
                                                7,878,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,826,445,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Selling, general and administrative expenses | ||||||||
| Depreciation | — | — | — | 
                                                244,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                181,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Operating profit (loss) | — | — | — | 
                                                860,265,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                679,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | ||||||||
| Interest income | — | — | — | 
                                                2,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,285,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating income | — | — | — | 
                                                60,831,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                68,621,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | ||||||||
| Interest expenses | — | — | — | 
                                                4,293,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Non-operating expenses | — | — | — | 
                                                41,087,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                66,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Ordinary profit (loss) | — | — | — | 
                                                880,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                681,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary income | ||||||||
| Extraordinary income | — | — | — | 
                                                29,517,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | ||||||||
| Impairment losses | — | — | — | 
                                                69,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,028,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Extraordinary losses | — | — | — | 
                                                69,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,028,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) before income taxes | — | — | — | 
                                                840,360,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                680,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - current | — | — | — | 
                                                314,306,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                246,592,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes - deferred | — | — | — | 
                                                -9,536,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                43,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Income taxes | — | — | — | 
                                                304,769,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                290,398,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Profit (loss) | 
                                                535,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                535,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                535,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                535,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                390,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                390,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                390,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                390,488,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |