Statement Of Members' Equity
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of members' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of members' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -140,635,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,610,287,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                372,366,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,551,970,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                400,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                146,137,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                212,405,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,631,954,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,135,669,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                792,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -140,635,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                245,251,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,582,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                58,317,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                72,031,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                603,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,031,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,140,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                7,004,320,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                372,366,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                157,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                164,151,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,949,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,551,970,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -103,372,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                349,063,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                222,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                222,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                250,405,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,629,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                856,707,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                349,063,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,613,421,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -103,372,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,238,304,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,472,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                607,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                193,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,171,441,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                259,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                254,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                160,807,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,090,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                254,934,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                61,450,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,307,487,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,900,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,629,074,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,613,421,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -103,188,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -103,188,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                57,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                155,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,722,616,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,551,970,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,855,436,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                691,332,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -232,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -232,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -232,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -209,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -232,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                138,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                138,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                138,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                138,959,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                200,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | 
                                                150,481,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                184,299,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                150,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                54,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                51,831,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                150,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -18,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                239,054,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                150,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                107,127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                177,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                32,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                177,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                177,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                208,606,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                350,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                150,481,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,133,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                184,299,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                150,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -37,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -37,263,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,133,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -277,032,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -317,428,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                51,831,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -167,121,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -337,010,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -18,013,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -97,956,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -253,094,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -277,032,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                150,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -46,653,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,150,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                94,129,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                165,192,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                107,127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                271,293,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                32,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                177,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                348,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                177,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                94,129,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                208,606,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                165,375,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                515,688,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |