Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2023-10-20 | 2022-10-21 to 2023-10-20 | 2022-10-21 to 2023-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | 2021-10-21 to 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | 2021-10-21 to 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | 2021-10-21 to 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2022-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | As at 2021-10-20 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                32,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,994,393,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                32,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,994,873,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                3,026,892,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                48,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,527,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,318,833,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,317,080,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,962,374,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                910,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,286,815,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                32,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                6,744,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,849,052,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,849,684,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,842,939,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,173,492,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,070,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,744,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,855,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,167,380,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                910,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,197,101,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,655,840,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,639,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,604,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,964,101,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                910,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                993,254,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,648,236,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,604,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,639,661,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,972,676,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,647,286,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cumulative effects of changes in accounting policies | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                138,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                136,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                136,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                138,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                136,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                138,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                136,753,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Restated balance | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,794,078,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                12,639,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,604,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,100,855,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -110,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                48,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                910,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                479,885,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,130,008,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,786,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                7,604,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                306,201,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,776,414,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,110,914,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,784,040,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends of surplus | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -28,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Profit (loss) attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                173,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                173,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                173,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                90,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                90,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                90,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | — | — | — | — | — | 
                                                25,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                25,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                25,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                25,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                25,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                25,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                119,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                145,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                171,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -543,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                119,978,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                25,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                145,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                25,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                119,435,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                145,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -568,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                67,093,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -880,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -872,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                62,577,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                66,524,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                61,705,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                65,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |