Notes - Goodwill And Intangible Assets
| Concept | As at 2024-12-31 | As at 2023-12-31 | 
|---|---|---|
| Notes - Goodwill and intangible assets | ||
| Components of goodwill and intangible assets | ||
| Acquisition cost | ||
| Goodwill | 
                                                990,467,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                912,410,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                45,846,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,868,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Accumulated amortization and impairment | ||
| Goodwill | 
                                                -19,722,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -14,659,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                -35,516,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -31,224,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Carrying amount | ||
| Goodwill | 
                                                970,745,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                897,751,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                10,330,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,644,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |