Statement Of Changes In Equity
| Concept | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||
| Net assets | — | 
                                                1,453,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -85,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,070,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,817,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,995,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,070,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                541,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,817,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                751,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,453,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                998,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,743,219,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                540,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                750,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,994,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -85,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                998,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,743,219,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,092,208,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,453,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,092,208,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -85,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,834,938,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                539,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,993,058,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,834,938,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                749,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||
| Issuance of new shares | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,861,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,861,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Dividends of surplus | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -182,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -182,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -182,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -182,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                88,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                88,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                88,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                88,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Total changes during period | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                73,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                73,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -93,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -91,719,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -91,719,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -93,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — |