Directors (And Other Officers)
| Concept | 
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                                
                                    
                                        As at 2025-06-23  | 
                            
                        
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Directors (and other officers) | ||||||||||||||
| Information about directors (and corporate auditors) (Proposal) | ||||||||||||||
| Official title or position | 
                                        
                                             
                                                取締役
                                                
                                             
                                        
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                                                取締役
                                                
                                             
                                        
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                                                常勤監査役
                                                
                                             
                                        
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                                    — | 
                                        
                                             
                                                取締役
                                                
                                             
                                        
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                                                取締役
                                                
                                             
                                        
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                                                取締役
                                                
                                             
                                        
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                                                代表取締役社長
兼最高経営責任者(CEO)
                                                
                                             
                                        
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                                                監査役
                                                
                                             
                                        
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                                                取締役
                                                
                                             
                                        
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                                                監査役
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                代表取締役専務執行役員
総務本部長
                                                
                                             
                                        
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                                                取締役
                                                
                                             
                                        
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                                                監査役
                                                
                                             
                                        
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| Name | 
                                        
                                             
                                                河島 伸子
(戸籍上の氏名:横山伸子)
                                                
                                             
                                        
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                                                上田 亮子
                                                
                                             
                                        
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                                                石間 尚雄
                                                
                                             
                                        
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                                    — | 
                                        
                                             
                                                髙橋 強
                                                
                                             
                                        
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                                                浜崎 貢
                                                
                                             
                                        
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                                                常峯 啓史
                                                
                                             
                                        
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                                                小栗 勝男
                                                
                                             
                                        
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                                                松渕 敏朗
                                                
                                             
                                        
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                                                今田 智久
                                                
                                             
                                        
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                                                小渕 洋一
                                                
                                             
                                        
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                                                山田 潤一
                                                
                                             
                                        
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                                                岩本 光司
                                                
                                             
                                        
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                                                渥美 雅之
                                                
                                             
                                        
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| Date of birth | 
                                        
                                             
                                                1962-10-27
                                                
                                             
                                        
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                                                1973-02-25
                                                
                                             
                                        
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                                                1957-12-24
                                                
                                             
                                        
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                                    — | 
                                        
                                             
                                                1964-12-21
                                                
                                             
                                        
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                                                1959-10-23
                                                
                                             
                                        
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                                                1957-11-03
                                                
                                             
                                        
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                                                1959-02-10
                                                
                                             
                                        
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                                                1967-01-23
                                                
                                             
                                        
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                                                1956-09-05
                                                
                                             
                                        
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                                                1959-11-08
                                                
                                             
                                        
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                                                1963-06-08
                                                
                                             
                                        
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                                                1966-11-30
                                                
                                             
                                        
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                                                1981-12-14
                                                
                                             
                                        
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| Career summary | — | |||||||||||||
| Term of office | 
                                        
                                             
                                                (注)3
                                                
                                             
                                        
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                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
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                                                (注)3
                                                
                                             
                                        
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                                                (注)4
                                                
                                             
                                        
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                                                (注)3
                                                
                                             
                                        
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                                                (注)5
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
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                                                (注)3
                                                
                                             
                                        
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                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                            
| Number of shares held (Ordinary shares) | 
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                23,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                144,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                3,900
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                36,300
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                51,900
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                13,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                14,900
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     |