Semi-Annual Statement Of Changes In Equity
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 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 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 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 | 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 | 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 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                783,729,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                245,661,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                245,661,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                273,200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                803,623,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,722,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                23,616,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                19,894,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                712,688,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -408,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                173,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                32,502,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                44,325,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,822,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                273,200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                757,013,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                173,555,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                273,200,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                132,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,872,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                705,478,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                266,341,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -408,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                671,606,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,010,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,862,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                132,473,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | 
                                                -37,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -37,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -37,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -37,127,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -24,035,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -24,035,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -24,035,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -24,035,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | — | — | — | — | 
                                                109,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                109,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                109,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                109,233,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                65,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                65,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                65,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                65,117,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | — | — | 
                                                -24,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -15,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -8,886,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -24,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,492,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                6,959,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                10,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                10,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                72,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                72,106,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -24,430,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                71,040,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -15,544,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,886,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,065,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                46,609,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,492,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                41,082,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,959,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,081,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                51,534,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,452,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                41,082,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — |