Statement Of Unitholders' 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of unitholders' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of unitholders' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -13,707,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,482,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,089,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                10,482,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,089,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,079,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                163,767,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                130,460,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                169,672,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,879,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -13,707,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,711,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,663,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                159,448,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,149,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                166,171,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,838,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                181,294,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                164,856,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,089,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,905,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                162,039,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,482,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                154,191,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,796,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,796,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,796,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,718,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,149,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                163,578,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,537,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                133,460,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -10,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                181,082,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                170,608,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,474,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,772,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                164,836,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,003,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,377,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                141,383,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,149,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,003,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,774,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,377,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                160,600,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,654,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,377,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,685,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,504,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,155,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,155,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                118,460,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,482,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                167,604,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                150,277,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,525,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net changes in items other than shareholders' equity | — | — | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -594,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                938,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                173,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                1,147,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,282,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,769,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -55,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -594,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -3,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -55,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,256,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,727,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                938,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                20,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -935,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                173,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -3,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                212,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,593,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,256,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,706,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -55,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,191,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,007,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,282,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,762,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,181,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,769,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,078,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,808,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                419,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,053,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,478,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,078,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                33,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |