Semi-Annual Statement Of Changes In Equity
| Concept | 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 | 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 | 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 | 2024-04-01 to 2025-03-31 | 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 | 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 | 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 | 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 | 
                                                3,251,581,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                270,767,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,401,928,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,338,948,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                664,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -85,854,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,266,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                270,767,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                15,256,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                3,130,797,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                268,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -89,945,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,287,244,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                17,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                268,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                664,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                56,946,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,147,880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,230,298,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                664,740,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,112,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                267,245,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,609,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,012,504,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                267,245,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -94,534,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,000,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,609,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,163,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | — | — | — | 
                                                -60,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -60,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -60,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -60,345,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -60,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -60,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -60,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -60,140,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | — | — | — | — | — | — | — | 
                                                175,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                175,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                175,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                175,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                183,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                183,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                183,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                183,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disposal of treasury shares | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                4,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                6,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,100,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | — | — | — | — | — | 
                                                -1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                5,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                5,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                5,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | 
                                                6,034,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                108,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                114,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                120,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                118,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,009,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                123,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                129,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                135,376,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,511,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                4,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                117,787,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — |