Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 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 | 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 | As at 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 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 | 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 | As at 2025-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 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 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 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 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 | — | 
                                                -3,044,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                184,654,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                2,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -10,813,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,404,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,869,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                196,740,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,975,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,954,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,484,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,750,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                182,154,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                200,709,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,130,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                220,889,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                196,740,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,914,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,539,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -35,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                8,735,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -718,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                197,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -9,314,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                28,084,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                19,507,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                195,209,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,400,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                193,364,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -9,814,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                190,864,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                252,954,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                214,902,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                29,317,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                197,450,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,986,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                12,292,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,887,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,000,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,887,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                198,603,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                217,351,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                210,274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,332,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,139,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                201,103,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,216,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,716,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,333,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,044,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                237,688,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                210,274,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                188,428,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,296,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,657,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -2,583,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                8,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                8,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,120,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                9,055,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                9,055,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                9,055,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disposal of treasury shares | — | — | — | — | — | 
                                                31,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                594,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                534,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                565,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                565,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                625,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                625,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                31,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                588,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                588,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                588,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -56,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                645,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -56,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                588,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                645,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -56,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | 
                                                1,575,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -38,898,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -35,272,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,123,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -35,137,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -71,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                690,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                614,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                17,024,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                16,752,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                17,714,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                -309,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | 
                                                1,575,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -38,898,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,709,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -35,272,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,329,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                6,269,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,709,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                134,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,729,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -710,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,072,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,123,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -32,065,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,500,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,729,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,757,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -71,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                690,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -3,486,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,448,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                614,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -12,823,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -12,823,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -7,739,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,597,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,024,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -3,486,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,752,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,781,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -7,739,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                15,266,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,597,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -7,631,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -309,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -32,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
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