Notes - Goodwill And Intangible Assets
| Concept | As at 2025-03-31 | As at 2024-03-31 | 
|---|---|---|
| Notes - Goodwill and intangible assets | ||
| Components of goodwill and intangible assets | ||
| Acquisition cost | ||
| Goodwill | 
                                                66,629,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,857,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                52,868,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,467,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                13,527,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,943,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Goodwill and intangible assets | 
                                                133,959,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                136,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Accumulated amortization and impairment | ||
| Goodwill | 
                                                -9,462,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,800,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                -43,019,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -38,967,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                -7,139,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,463,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Goodwill and intangible assets | 
                                                -59,766,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -49,375,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Carrying amount | ||
| Goodwill | 
                                                57,167,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,056,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                9,848,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                6,388,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,480,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Goodwill and intangible assets | 
                                                74,193,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                86,731,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |