Statement Of Changes In Net Assets
| Concept | As at 2023-10-31 | 2022-11-01 to 2023-10-31 | 2022-11-01 to 2023-10-31 | As at 2023-10-31 | 2022-11-01 to 2023-10-31 | 2022-11-01 to 2023-10-31 | As at 2023-10-31 | 2022-11-01 to 2023-10-31 | 2022-11-01 to 2023-10-31 | As at 2023-10-31 | As at 2023-10-31 | As at 2023-10-31 | As at 2023-10-31 | As at 2023-10-31 | 2022-11-01 to 2023-10-31 | 2022-11-01 to 2023-10-31 | As at 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | 2021-11-01 to 2022-10-31 | As at 2022-10-31 | As at 2022-10-31 | 2021-11-01 to 2022-10-31 | 2021-11-01 to 2022-10-31 | As at 2022-10-31 | 2021-11-01 to 2022-10-31 | 2021-11-01 to 2022-10-31 | 2021-11-01 to 2022-10-31 | 2021-11-01 to 2022-10-31 | As at 2022-10-31 | 2021-11-01 to 2022-10-31 | As at 2022-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | As at 2021-10-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||
| Statement of changes in net assets | ||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                229,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                464,389,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                464,389,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                179,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,047,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,047,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                179,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -50,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,007,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                39,007,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                69,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -50,909,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -85,931,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -85,931,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,958,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                425,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                159,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                425,381,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                159,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                159,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                105,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                35,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — |