Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | 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 | 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 | 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 | 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 | 2023-04-01 to 2024-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 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 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | 2022-04-01 to 2023-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | As at 2022-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                27,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                520,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                5,934,634,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                430,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,512,281,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                3,893,706,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,535,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,512,281,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,911,711,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -10,143,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,480,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                520,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,970,638,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,939,574,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                27,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,962,037,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                11,383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,072,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                508,034,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                508,034,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,072,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,012,210,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,009,679,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                400,028,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,034,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -83,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -83,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,023,594,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                418,034,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,998,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,104,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,383,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                407,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                731,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                389,378,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,643,940,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                761,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                731,801,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                407,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                497,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,648,036,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,371,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,371,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,655,407,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                497,384,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,636,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | — | — | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -294,563,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -274,932,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | — | 
                                                725,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                725,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                725,558,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                617,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                617,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                617,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                3,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                439,970,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,927,363,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                12,750,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,936,338,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,952,358,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,480,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -10,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                439,970,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                430,995,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,493,677,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,947,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -10,059,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,493,677,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,019,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                340,509,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                361,726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                364,174,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                342,957,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                340,509,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                10,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                365,738,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                368,186,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -83,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -83,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |