Statement Of Members' Equity
| Concept | As at 2025-02-28 | 2024-03-01 to 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 | 2024-03-01 to 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 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 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 | 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 | 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 | 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 | 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 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | 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 | 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 | 2023-03-01 to 2024-02-29 | As at 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 | As at 2024-02-29 | As at 2024-02-29 | 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 | 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 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 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 | 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 | 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 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                264,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -70,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,271,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                31,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                31,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,126,697,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,667,046,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,020,349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,912,330,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                95,043,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -70,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                64,033,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,698,056,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,371,982,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                106,347,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                31,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -70,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                28,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                169,607,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,771,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,407,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,744,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -70,666,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,808,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,866,762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,983,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                2,523,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,951,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                28,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                21,991,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,436,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,708,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                84,652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -70,275,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,726,142,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                547,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -70,275,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,390,134,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,623,786,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,266,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,427,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,277,639,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,249,179,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | 
                                                375,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                375,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                573,584,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                375,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                375,326,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                438,892,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                259,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                259,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                259,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                259,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | 
                                                94,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                138,917,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,092,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                42,042,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                97,306,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                88,781,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                94,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                259,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                261,984,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                527,387,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,092,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                11,539,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                259,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                42,042,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                388,470,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                248,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                388,470,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                354,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -390,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                148,166,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                256,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                88,781,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                10,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                158,322,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                257,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                157,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,024,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                158,431,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |