Statement Of Unitholders' Equity
| Concept | 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 | 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 | 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 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of unitholders' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of unitholders' equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                180,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                537,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                27,975,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,104,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,349,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                234,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                234,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                455,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                23,718,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -8,104,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,023,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,343,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                180,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                962,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                506,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                28,390,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                170,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                737,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                124,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,409,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                517,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -283,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                124,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,837,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                28,742,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,692,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,692,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                20,890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                459,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,204,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,447,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,799,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                170,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,692,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,863,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,220,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                160,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                582,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,137,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,634,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                171,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,829,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                20,890,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,692,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,672,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                129,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,446,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                378,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                28,901,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net changes in items other than shareholders' equity | — | 
                                                77,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                119,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -10,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                110,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                110,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                235,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                312,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                81,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                18,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                410,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                59,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                593,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                59,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                77,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                940,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,506,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -471,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -352,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -10,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                587,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                110,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                225,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                110,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,059,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                235,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                919,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,819,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                587,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                81,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -454,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -454,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                164,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                164,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -454,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                18,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                410,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -394,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                757,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                59,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                470,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                18,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |