Statement Of Changes In Net Assets
| Concept | As at 2025-03-31 | As at 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 | 2024-04-01 to 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 | 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 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 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 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 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 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 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 | 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 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 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 | 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 | As at 2024-03-31 | As at 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 | 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 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 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 | 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 | 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 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -116,016,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,027,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                18,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                18,817,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,470,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,646,375,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,719,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -116,016,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                24,657,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,857,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,027,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                685,378,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                927,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                672,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,856,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,665,394,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                104,380,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,834,824,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -135,948,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,888,642,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                25,733,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,861,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,067,097,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,876,142,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,032,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -135,948,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,032,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,998,464,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,842,463,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                51,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,860,758,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,465,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,635,120,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,401,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,622,620,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,040,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,990,375,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,658,334,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,064,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,869,990,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,040,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -76,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -76,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                104,478,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,122,519,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,649,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,147,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,153,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,153,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,153,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -1,090,557,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,153,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -662,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -662,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -662,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -662,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,987,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | — | 
                                                -7,142,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,117,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -6,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,117,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,203,264,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,188,449,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -803,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,195,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,123,426,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,142,282,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,139,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,203,264,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -3,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -98,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -746,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -147,912,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -814,187,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -797,576,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,060,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -59,033,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,610,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,955,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                16,610,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -746,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -80,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -124,055,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -59,033,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |