Shareholdings
| Concept | As at 2024-03-31 | As at 2024-03-31 | 
|---|---|---|
| Shareholdings | ||
| Largest holding company | ||
| Investment shares reclassified from held for purposes other than pure investment to held for pure investment | ||
| Issue | 
                                                株式会社西日本フィナンシャルホールディングス
                                                
                                             | 
                                                TOPPANホールディングス株式会社
                                                
                                             | 
| Number of shares | 
                                                258,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                52,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Carrying amount | 
                                                494,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                203,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |