Year To Quarter End Consolidated Statement Of Comprehensive Income
| Concept | 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 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 2022-01-01 to 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                2,258,480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,258,480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,431,735,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,258,480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,258,480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,185,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,185,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,261,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,185,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,185,835,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | — | 
                                                145,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Foreign currency translation adjustment | — | — | 
                                                201,652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                324,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Other comprehensive income | — | — | 
                                                201,797,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                325,124,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income | — | — | 
                                                2,633,533,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,586,767,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | — | 
                                                2,633,533,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,586,767,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — |