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 | 
|---|---|---|---|---|---|---|---|---|---|
| Directors (and other officers) | |||||||||
| Information about directors (and corporate auditors) | |||||||||
| Official title or position | 
                                                取締役会長
                                                
                                             | 
                                                取締役監査等委員
                                                
                                             | 
                                                取締役
                                                
                                             | 
                                                取締役東テクグループ会長
                                                
                                             | — | 
                                                取締役監査等委員
                                                
                                             | 
                                                取締役監査等委員
                                                
                                             | 
                                                代表取締役社長
                                                
                                             | 
                                                取締役
                                                
                                             | 
| Name | 
                                                長尾 克己
                                                
                                             | 
                                                中溝 敏郎
                                                
                                             | 
                                                斎藤 政賢
                                                
                                             | 
                                                草野 和幸
                                                
                                             | — | 
                                                荒田 和人
                                                
                                             | 
                                                久保田 征良
                                                
                                             | 
                                                小山 馨
                                                
                                             | 
                                                宇佐美 敦子
                                                
                                             | 
| Date of birth | 
                                                1953-01-12
                                                
                                             | 
                                                1956-09-24
                                                
                                             | 
                                                1952-09-15
                                                
                                             | 
                                                1932-05-19
                                                
                                             | — | 
                                                1951-09-14
                                                
                                             | 
                                                1983-02-25
                                                
                                             | 
                                                1955-02-27
                                                
                                             | 
                                                1960-03-09
                                                
                                             | 
| Career summary | — | ||||||||
| Term of office | 
                                                (注)2
                                                
                                             | 
                                                (注)3
                                                
                                             | 
                                                (注)2
                                                
                                             | 
                                                (注)2
                                                
                                             | — | 
                                                (注)3
                                                
                                             | 
                                                (注)3
                                                
                                             | 
                                                (注)2
                                                
                                             | 
                                                (注)2
                                                
                                             | 
| Number of shares held (Ordinary shares) | 
                                                67,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                6,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                31,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,176,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,427,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                3,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                143,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             |