Statement Of Changes In Equity
| 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 | 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 | 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 | 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 | 2023-01-01 to 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 | 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 | 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 | 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 | 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 equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                27,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                27,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,146,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                46,686,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                46,686,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,146,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                460,648,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,334,447,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,099,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,397,869,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,590,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,631,921,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,397,869,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                21,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,639,746,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                46,686,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,824,899,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                482,533,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                23,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                13,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                44,968,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,117,005,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,672,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,861,806,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,968,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,144,925,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,672,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                244,646,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,588,466,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,099,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                44,968,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,306,548,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                258,020,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,144,925,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,899,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                121,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,485,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,603,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                782,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                782,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,099,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,455,457,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,994,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,167,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,143,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,143,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,968,603,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,269,570,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                514,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                847,434,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | 
                                                3,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                224,513,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                11,628,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                227,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                216,001,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                3,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                123,328,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                134,301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                127,534,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                10,972,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                3,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,717,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                729,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,717,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                224,513,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                740,669,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                745,981,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                518,351,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,717,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                216,001,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,717,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                8,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                514,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                725,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,717,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                123,328,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                985,391,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                127,534,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                851,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                889,547,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                847,434,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                893,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                904,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |