Year To Quarter End Consolidated Statement Of Comprehensive 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 | 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 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                739,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                790,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                739,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                739,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                739,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                913,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                913,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                969,291,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                913,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                913,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | 
                                                62,805,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                96,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other comprehensive income | — | 
                                                62,805,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                96,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income | — | 
                                                853,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,065,673,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | 
                                                853,880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,066,399,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to non-controlling interests | — | 
                                                -250,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |