Statement Of Changes In Net Assets
| Concept | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                1,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,017,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                221,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,148,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,650,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,549,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,674,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                45,655,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                51,938,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,318,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,778,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                53,720,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,104,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,348,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,700,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                206,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,425,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,513,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,513,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                44,652,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                32,325,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                47,410,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -939,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                41,202,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -939,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,593,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,093,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,513,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,354,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,616,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                48,924,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,700,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                496,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,338,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                606,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,338,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -14,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,441,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,719,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,963,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -14,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                176,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,086,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,025,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                45,079,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,436,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,338,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,535,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,097,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,531,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,700,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | 
                                                6,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                6,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,785,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,532,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                7,569,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,652,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,652,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,652,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                6,652,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                14,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,528,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,815,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                49,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,795,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,580,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,749,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                956,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                591,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                267,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,666,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,453,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,453,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                929,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                987,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,374,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,238,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -925,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,090,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,275,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,238,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                174,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,313,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,487,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -925,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |