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 | 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 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 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 | 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 | 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 | 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 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 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 | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                55,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                55,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,314,092,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,314,092,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                580,917,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,314,092,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                6,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,169,999,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,069,324,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -787,065,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,124,447,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                580,917,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,107,943,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                66,357,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,357,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                847,504,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -915,728,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,828,182,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,916,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,916,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,924,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                847,504,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,847,874,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,916,098,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,894,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                63,779,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,212,713,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,167,600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                227,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                227,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,167,600,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,140,218,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,186,828,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,063,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,063,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,063,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,123,048,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,150,431,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,779,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -806,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -825,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -932,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -935,419,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | 
                                                -11,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -3,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -11,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -14,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -3,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -11,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,362,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                -11,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                397,993,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                241,141,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                397,993,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                229,906,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                245,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                260,069,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -266,587,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -266,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                128,663,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                109,734,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                109,734,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                397,994,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -11,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                712,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,232,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,785,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                707,655,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                620,276,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                620,276,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,232,181,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,147,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,234,702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                705,133,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,147,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                707,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,147,323,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |