Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||
| Net assets | 
                                                1,587,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -47,121,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,121,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                825,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,587,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                809,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                809,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,367,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                802,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                802,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -252,888,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                818,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,367,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -252,888,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                788,972,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                388,429,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,950,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                772,972,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                772,972,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,950,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                388,429,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||
| Issuance of new shares | — | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                14,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                14,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                58,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                58,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                205,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                205,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                220,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                220,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -641,317,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -583,141,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -583,141,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,088,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -641,317,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — |