Consolidated Statement Of Comprehensive Income
| Concept | 2024-01-01 to 2024-06-30 | 2023-01-01 to 2023-06-30 | 
|---|---|---|
| Consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                14,893,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,370,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Remeasurements of defined benefit plans, net of tax | 
                                                -12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                -12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                14,881,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,357,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                14,881,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,357,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |