Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -1,899,288,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,610,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,615,641,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                431,884,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,911,908,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                48,545,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                55,807,605,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,060,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,899,288,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,013,068,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,597,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                35,398,268,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,107,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,595,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                22,290,899,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                75,780,109,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                52,156,540,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,610,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                9,577,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                407,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                47,452,802,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -364,877,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,770,683,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,520,209,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                6,520,209,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,526,875,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,597,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,107,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                39,535,079,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                19,663,313,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                12,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -364,877,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                74,017,327,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,281,800,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,158,350,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,223,620,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                53,973,011,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,027,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,902,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,925,549,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,107,369,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,159,985,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,514,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,818,180,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,902,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,168,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                54,469,375,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,904,961,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,597,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -406,095,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -406,095,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -37,713,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,969,215,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,532,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                72,165,232,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,566,451,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                41,463,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,870,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,795,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                7,370,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                7,370,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                7,370,551,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                6,880,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                6,880,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,880,230,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disposal of treasury shares | — | — | — | — | — | — | — | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                57,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                41,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | 
                                                -2,911,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,097,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,909,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                1,334,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                1,789,448,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,909,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                24,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                236,976,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -2,909,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                607,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                445,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,617,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,063,634,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,617,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,131,117,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,617,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,621,913,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,739,078,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,911,233,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,097,756,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,909,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,534,410,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,534,410,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,334,732,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,627,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,093,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,789,448,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,816,471,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,525,804,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                24,029,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,762,781,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,060,215,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,627,585,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,909,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                607,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,154,866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,886,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                445,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,113,649,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -496,364,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,063,634,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                41,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,617,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,131,117,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,617,284,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,154,866,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,621,913,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,928,200,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,852,094,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                41,217,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |