Directors (And Other Officers)
| Concept | 
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                                
                                    
                                        As at 2025-06-25  | 
                            
                        
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Directors (and other officers) | ||||||||||||||
| Information about directors (and corporate auditors) (Proposal) | ||||||||||||||
| Official title or position | 
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                監査役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役(代表取締役)秘書室長
                                                
                                             
                                        
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                                                常勤監査役
                                                
                                             
                                        
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                                                取締役 (代表取締役)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                常勤監査役
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                監査役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役社長(代表取締役)
                                                
                                             
                                        
                                     | 
                                
                            
| Name | 
                                        
                                             
                                                壷田 貴弘
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                望月 吉見
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                藤居 勝也
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                小林 久志
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                平野 治
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                野口 篤謙
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                佐々木 辰也
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                佐藤 梨江子
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                岡本 勝彦
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                ルース・マリー・ジャーマン
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                戸坂 浩二
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                大塚 幸太郎
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                井上 雅偉
                                                
                                             
                                        
                                     | 
                                
                            
| Date of birth | 
                                        
                                             
                                                1957-05-15
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1966-11-24
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1957-09-08
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1954-11-12
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1960-12-09
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1961-11-10
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1964-05-08
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1964-12-06
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1966-03-20
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                1966-05-30
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1967-08-29
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1968-08-05
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1964-04-16
                                                
                                             
                                        
                                     | 
                                
                            
| Career summary | — | |||||||||||||
| Term of office | 
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)6
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)6
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)5
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)6
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                            
| Number of shares held (Ordinary shares) | 
                                        
                                             
                                                400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                6,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                800
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                9,769
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                8,745
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,625
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                53,004
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                3,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2,852
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                13,313
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     |