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 | 
                                                157,636,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,790,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                22,760,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,749,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                363,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                547,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Accumulated amortization and impairment | ||
| Goodwill | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                -17,650,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,834,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                -291,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -490,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Carrying amount | ||
| Goodwill | 
                                                157,636,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,790,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                5,111,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,916,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                72,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                57,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |