Treasury Shares, Etc.
| Concept | As at 2025-03-31 | As at 2025-03-31 | 
|---|---|---|
| Treasury shares, etc. | ||
| Treasury shares, etc. | ||
| Name of shareholder | — | 
                                                極東開発工業株式会社
                                                
                                             | 
| Address of shareholder | — | 
                                                大阪市中央区淡路町
2丁目5-11
                                                
                                             | 
| Number of shares held in own name | 
                                                1,729,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,729,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of shares held in others' names | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Total number of shares held | 
                                                1,729,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,729,600
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Shareholding ratio | 
                                                0.0431
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0431
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |