Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | As at 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | 2024-03-01 to 2025-02-28 | As at 2025-02-28 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | 2023-03-01 to 2024-02-29 | As at 2024-02-29 | As at 2024-02-29 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | As at 2023-02-28 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -1,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,764,099,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,764,099,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                5,412,882,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,157,466,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,912,319,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,157,466,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,018,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                394,439,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                393,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,307,277,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,764,099,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                4,913,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,051,342,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,307,277,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                962,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                3,177,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                962,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,633,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,114,442,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                7,923,702,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,633,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,610,426,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,633,837,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,114,442,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                652,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                7,461,530,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                148,895,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                962,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,177,014,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                147,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,924,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,296,950,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,737,696,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,074,575,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,737,696,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,005,757,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,296,950,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,005,478,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,194,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,228,132,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,194,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,194,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,227,853,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Issuance of new shares | — | 
                                                16,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                33,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                16,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                33,085,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,828,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,828,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,414,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,414,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,414,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,414,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,828,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,414,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,828,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | — | — | 
                                                -2,703,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -2,703,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -2,703,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -422,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -422,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -422,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                245,544,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                245,544,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                245,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                148,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                148,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                147,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                130,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,011,382,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                130,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -3,011,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,197,543,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                245,544,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                130,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -3,271,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                245,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -2,443,087,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,271,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -2,703,613,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -47,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,262,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                148,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,604,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -182,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                2,456,052,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,439,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,439,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -182,507,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,439,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -422,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,439,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,695,848,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                147,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,439,318,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,696,531,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |