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 | 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 | 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 | As at 2025-03-31 | 2024-04-01 to 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 | 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 | 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 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -4,593,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,648,007,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                13,508,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,623,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                13,508,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -30,505,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                142,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                26,656,568,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,705,084,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,828,561,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,593,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,845,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,648,007,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                24,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                19,517,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                897,392,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,566,003,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,620,095,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,676,501,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                26,670,076,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,508,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                189,930,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -10,407,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,735,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,623,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,092,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,120,579,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                15,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,623,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                889,260,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                25,297,550,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,231,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,623,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -2,092,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,264,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,912,571,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,161,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,156,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,750,917,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                178,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,409,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,244,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                709,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,452,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,084,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,534,811,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                164,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,303,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,956,079,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,788,562,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,788,562,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,351,466,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,351,466,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -56,297,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                122,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                37,013,985,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,623,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,765,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,782,778,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                178,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                4,369,425,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,369,425,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,369,425,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                5,212,771,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,369,425,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                3,421,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,421,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,421,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                3,421,796,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,112,998,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,807,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -333,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,807,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,500,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,500,314,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,075,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,131,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,388,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                920,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -311,248,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                919,159,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,792,513,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -20,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,412,283,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,268,453,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,396,907,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,807,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                24,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                67,199,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -178,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -303,492,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -391,407,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                45,890,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                179,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                970,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                794,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,703,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -164,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,258,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,752,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -123,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,829,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,485,228,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -164,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,250,232,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                1,258,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -164,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -178,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |