Statement Of Changes In Net Assets
| Concept | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 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 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 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 | As at 2022-09-30 | As at 2022-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | |||||||||||||||||||||||||||||||||||
| Net assets | — | — | — | 
                                                164,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,986,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,179,145,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,179,145,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -360,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,532,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                319,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                9,532,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                164,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,339,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -359,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                164,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,826,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,826,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,633,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||
| Profit (loss) | 
                                                852,213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                852,213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                852,213,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                911,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                911,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                911,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | 
                                                646,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                646,619,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                646,618,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                705,748,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -58,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                705,689,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                705,689,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — |