Statement Of Changes In Net Assets
| Concept | 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 | 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 | 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 | 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 | 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 | 2023-04-01 to 2024-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                6,999,325,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -662,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                754,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                471,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,783,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                78,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,239,171,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                675,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,807,708,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -662,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,707,708,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,460,768,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,460,296,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                471,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,999,325,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                847,963,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                78,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                769,878,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,721,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,328,260,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,079,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                480,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,797,258,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,821,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -689,896,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -689,896,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                7,328,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,079,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,120,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -720,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                586,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,812,561,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                78,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,842,876,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                984,783,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                508,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,836,742,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -720,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,736,742,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,176,991,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,216,854,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,803,033,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | 
                                                23,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                23,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                23,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                23,555,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                235,772,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                378,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                378,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                378,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                378,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                277,808,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -93,944,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                132,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -80,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -80,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -13,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                27,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -93,944,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                118,272,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -13,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                132,027,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                27,493,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -13,730,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                261,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                276,473,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                151,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                136,115,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                261,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -15,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -39,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -39,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                236,629,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                111,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                460,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,457,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,457,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |