Statement Of Changes In Net Assets
| Concept | 2023-10-01 to 2024-06-30 | As at 2024-06-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-11-01 to 2023-09-30 | 2022-11-01 to 2023-09-30 | 2022-11-01 to 2023-09-30 | As at 2023-09-30 | 2022-11-01 to 2023-09-30 | As at 2023-09-30 | 2022-11-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-11-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-11-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||
| Net assets | — | 
                                                2,273,335,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,937,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,167,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                52,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,796,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,073,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,167,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                88,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,937,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                88,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,073,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,689,598,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                108,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,548,993,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,689,598,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||
| Profit (loss) | 
                                                335,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                247,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | — | 
                                                20,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,073,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                88,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,167,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -20,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                247,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,073,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                247,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,167,238,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                247,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — |