Shareholdings
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 
|---|---|---|
| Shareholdings | ||
| Reporting company | ||
| Investment shares held for purposes other than pure investment | ||
| Shares not listed | ||
| Number of issues | 
                                                6
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
| Carrying amount | 
                                                26,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Shares other than those not listed | ||
| Number of issues | 
                                                7
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
| Carrying amount | 
                                                285,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Number of issues whose number of shares increased | — | 
                                                1
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Total acquisition cost for increased shares | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Reason for increase in number of shares | — | 
                                                取引の維持・強化を目的として持株会に加入し、株式の買付を行っていたため株式数が増加しました。7月に持株会を退会し、端株を売却しましたが、5月分までの買付株数が売却株数を上回っていたため、最終的に保有株式は増加しました。
                                                
                                             |