Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2024-03-31 | 2023-10-01 to 2024-03-31 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | 2021-10-01 to 2022-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | As at 2021-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                1,026,626,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                712,332,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                865,504,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                719,270,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                25,124,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                901,570,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                25,124,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                901,570,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                82,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                840,380,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                658,080,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                668,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                69,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                675,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                857,759,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                857,759,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                786,852,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,725,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                577,827,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                760,127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,346,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,725,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                2,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                744,871,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                639,696,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                632,102,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                821,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                821,996,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                734,889,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                552,589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cumulative effects of changes in accounting policies | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -8,622,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Restated balance | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,920,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                736,248,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                631,073,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                623,479,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                82,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                813,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                69,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                813,373,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,681,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                726,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                152,300,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                543,966,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) attributable to owners of parent | — | 
                                                159,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                80,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                80,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
                                                33,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                33,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | — | — | — | 
                                                -1,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -1,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                16,743,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | 
                                                43,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                78,651,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                44,138,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                43,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                80,253,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -328,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                50,603,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,714,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -328,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                44,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                44,386,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -301,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,044,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                33,860,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |