Shareholdings
| Concept | As at 2025-03-31 | As at 2024-03-31 | 
|---|---|---|
| Shareholdings | ||
| Reporting company | ||
| Details of deemed holdings of shares held for purposes other than pure investment | ||
| Issue | 
                                                (株)三菱UFJフィナンシャル・グループ
                                                
                                             | — | 
| Number of shares | 
                                                5,355,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                5,355,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Carrying amount | 
                                                10,770,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,339,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Purpose of shareholding, overview of business alliance, quantitative effects of shareholding and reason for increase in number of shares | 
                                                同社との間では、資金借入等の取引関係があり、財務活動の円滑化のため保有しております。
                                                
                                             | — | 
| Whether issuer of aforementioned shares holds reporting company's shares | 
                                                有*
                                                
                                             | — |