Statement Of Members' 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | As at 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -3,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,198,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                6,198,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,447,707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,198,916,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                86,346,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,475,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -6,444,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,201,556,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,253,962,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -6,444,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -3,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,198,126,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,447,707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,392,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,915,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,076,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -4,075,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -4,276,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,627,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,827,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,827,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -4,276,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                51,709,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,877,535,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,076,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,722,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,828,549,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,827,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,624,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,225,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,467,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,641,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,091,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -222,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,382,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,382,246,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,091,395,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,592,988,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,439,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,133,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,133,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,133,456,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,424,084,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,922,490,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,178,576,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,152,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                33,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                34,637,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                18,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                17,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -965,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -18,353,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                371,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,426,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                371,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,929,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,426,737,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,402,180,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,436,110,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                371,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,637,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                371,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,178,576,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,168,495,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                371,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -17,388,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                18,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                235,690,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                235,560,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                694,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                694,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -965,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,184,953,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                694,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -349,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,152,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                203,502,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                694,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                185,149,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                694,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |