Directors (And Other Officers)
| Concept | 
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                                
                                    
                                        As at 2024-06-27  | 
                            
                        
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Directors (and other officers) | |||||||||||||||
| Information about directors (and corporate auditors) | |||||||||||||||
| Official title or position | 
                                        
                                             
                                                取締役監査等委員
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                常務取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役監査等委員
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役経営企画部長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                常務取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役本店営業部長兼上田支店長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役東京支店長兼東京事務所長兼営業統括部フィナンシャルイノベーション&ソリューション室長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役監査等委員
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役頭取代表取締役
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                常務取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役監査等委員
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役監査等委員
                                                
                                             
                                        
                                     | 
                                
                            
| Name | 
                                        
                                             
                                                柴 田 千 春(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                石 川 公 喜
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                谷 藤 雅 俊(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                小笠原 弘 治(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                高 橋  学
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                浜 平  忠
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                昆  哲 弘
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                小 寺 雄 太
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                津 田  晃(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                石 塚 恭 路
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                古 村 昌 人(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                下 村  弘
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                金田一 弘 雄(注)1
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                野 村 俊 之
                                                
                                             
                                        
                                     | 
                                
                            
| Date of birth | 
                                        
                                             
                                                1972-05-21
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1962-07-16
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1960-03-31
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1944-06-12
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1966-03-25
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1964-09-11
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1967-12-26
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1968-06-06
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1944-06-15
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1960-04-18
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                1947-07-12
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1966-11-22
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1959-11-06
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1964-10-12
                                                
                                             
                                        
                                     | 
                                
                            
| Career summary | — | ||||||||||||||
| Term of office | 
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)2
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                            
| Number of shares held (Ordinary shares) | 
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                17,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                11,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                6,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                32,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                88,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                11,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     |