Quarter Period Consolidated Statement Of Comprehensive Income
| Concept | 2023-04-01 to 2023-12-31 | 2022-04-01 to 2022-12-31 | 
|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                -346,094,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                528,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Valuation difference on available-for-sale securities | 
                                                649,536,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -126,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans, net of tax | 
                                                3,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                653,361,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -128,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                307,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                400,349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                242,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                409,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | 
                                                64,545,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |