Issued Shares
| Concept | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 
|---|---|---|---|---|---|---|---|---|---|
| Issued shares | |||||||||
| Issued shares | |||||||||
| Number of shares | 
                                                308,775,621
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                331,521
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                500,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                4,454,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | — | 
                                                303,490,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of voting rights | 
                                                3,034,900
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                3,034,900
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Description | — |  | 
                                                同上
                                                
                                             | — |  | — |  | 
                                                株主としての権利内容に制限のない、標準となる株式
                                                
                                             | 
                                                同上
                                                
                                             |