Year To Quarter End Consolidated Statement Of Comprehensive Income
| Concept | 2023-04-01 to 2023-09-30 | 2022-04-01 to 2022-09-30 | 
|---|---|---|
| Year to quarter end consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                128,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                128,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Valuation difference on available-for-sale securities | 
                                                479,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -337,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Foreign currency translation adjustment | 
                                                412,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,128,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans, net of tax | 
                                                19,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                910,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                809,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                1,039,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                938,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                1,039,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                933,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |