Year To Quarter End Consolidated Statement Of Comprehensive Income
| Concept | 2023-10-01 to 2023-12-31 | 2022-10-01 to 2022-12-31 | 
|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                259,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                310,564,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Valuation difference on available-for-sale securities | 
                                                -39,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -48,880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | 
                                                -5,779,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans, net of tax | 
                                                -19,648,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -22,283,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share of other comprehensive income of entities accounted for using equity method | 
                                                -319,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -755,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                -65,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -79,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                194,751,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                231,417,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                198,522,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                229,437,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | 
                                                -3,770,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,979,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |