Statement Of Changes In Net Assets
| Concept | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 2023-04-01 to 2024-03-31 | As at 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 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                20,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -786,566,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,139,672,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,337,866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,098,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,343,184,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,290,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                920,179,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,076,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,392,546,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,705,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -786,566,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                14,112,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,241,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                41,113,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,547,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                335,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,761,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,191,413,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,018,312,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                18,414,774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,337,866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                22,068,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                982,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                340,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,488,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,098,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -320,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,495,950,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,458,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,458,868,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,463,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,238,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                335,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                13,714,627,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,137,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,136,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -320,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,602,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,808,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,810,746,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                18,947,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,788,489,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,649,772,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,400,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                335,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,040,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,197,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,649,772,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,739,803,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,129,842,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,647,211,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,238,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,136,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -232,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -232,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                139,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                950,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,098,559,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,479,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,480,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,558,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,769,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                241,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                241,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                241,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                175,825,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                241,910,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                287,433,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                287,433,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                287,433,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                287,433,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                372,737,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                -1,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -120,621,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -105,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -121,001,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -466,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -466,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -62,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                53,514,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -411,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -532,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -416,368,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -583,943,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                46,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                51,850,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -121,001,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,701,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                31,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                97,528,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                69,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                200,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,333,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                817,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,135,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -87,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                809,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,022,257,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                809,096,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                95,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                816,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                156,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,123,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -87,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |