Statement Of Members' Equity
| Concept | 2024-04-01 to 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 | 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 | 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 | 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 | As at 2025-03-31 | 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 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 | 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 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 | 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 | 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 | 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of members' equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | — | 
                                                -12,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                229,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                342,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                327,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                46,726,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                88,303,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,929,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -13,021,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,255,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,704,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                38,977,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                85,397,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,977,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                86,701,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                46,956,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                229,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -16,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -51,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                42,122,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,477,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,477,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,523,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,704,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                73,597,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,373,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -13,021,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,416,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                76,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,631,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -6,103,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                43,600,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,919,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,686,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,223,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                68,551,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,484,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -46,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,704,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -11,822,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -11,093,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,780,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                81,411,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,451,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                64,446,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -187,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                4,905,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,905,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,905,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                11,818,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,905,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                182,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                182,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                182,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                182,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                11,503,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | 
                                                35,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,180,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,702,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -217,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,847,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                2,485,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -21,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,288,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,569,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -16,947,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                135,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | 
                                                35,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,180,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,702,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -217,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,604,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,604,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,847,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,356,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,799,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                14,284,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,799,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,604,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,248,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -21,236,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,952,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,329,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                115,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,288,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,444,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,569,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,151,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,995,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,198,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                135,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |