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  | 
                            
                        
|---|---|---|---|---|---|---|---|---|---|---|
| Directors (and other officers) | ||||||||||
| Information about directors (and corporate auditors) | ||||||||||
| Official title or position | 
                                        
                                             
                                                専務取締役
経営推進本部長
兼BDC本部長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
(監査等委員)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
応用技術開発部長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
事業本部長
兼SDX事業部長
兼海外事業部長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
(監査等委員)
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                取締役
(監査等委員)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
(監査等委員)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                取締役
技術本部長
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                代表取締役
会長兼社長
                                                
                                             
                                        
                                     | 
                                
                            
| Name | 
                                        
                                             
                                                立松 克己
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                佐藤 香代
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                枝連 俊弘
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                大柳 伸也
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                岸田 至康
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                松室 哲生
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                張﨑 悦子
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                近藤 裕
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                鈴木 清幸
                                                
                                             
                                        
                                     | 
                                
                            
| Date of birth | 
                                        
                                             
                                                1964-11-08
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1979-07-22
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1970-04-08
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1975-04-04
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1962-01-01
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                1951-02-15
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1989-10-06
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1967-11-11
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1952-01-13
                                                
                                             
                                        
                                     | 
                                
                            
| Career summary | — | |||||||||
| Term of office | 
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)4
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                (注)3
                                                
                                             
                                        
                                     | 
                                
                            
| Number of shares held (Ordinary shares) | 
                                        
                                             
                                                49,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                10,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                38,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                687,700
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                30,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                560,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     |