Shareholdings
| Concept | As at 2025-03-31 | 
|---|---|
| Shareholdings | |
| Reporting company | |
| Investment shares reclassified from held for purposes other than pure investment to held for pure investment | |
| Issue | 
                                                株式会社高松コンストラクショングループ
                                                
                                             | 
| Number of shares | 
                                                21,800
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Carrying amount | 
                                                60,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |