Semi-Annual Consolidated Statement Of Changes In Equity
| Concept | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | As at 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 2023-10-01 to 2024-09-30 | 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 | 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 | 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 | 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 | As at 2023-09-30 | As at 2023-09-30 | As at 2023-09-30 | 2022-10-01 to 2023-09-30 | 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 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | As at 2022-09-30 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                -2,500,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,668,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                9,019,149,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                80,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,668,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,553,762,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                693,066,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,558,955,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,305,572,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                80,569,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,128,781,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,500,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                612,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,013,955,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,305,572,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                629,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,535,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,599,632,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,535,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,794,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                629,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                629,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,794,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                629,678,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,598,708,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                629,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,340,136,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,693,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                617,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,693,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                617,857,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,929,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                617,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,928,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,929,901,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                617,857,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,693,271,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,928,977,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                617,847,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) attributable to owners of parent | — | — | — | — | 
                                                5,788,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                5,788,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                5,788,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,646,864,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,646,864,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                2,646,864,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | 
                                                133,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                63,397,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,419,516,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,240,250,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                133,147,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,500,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                675,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,235,980,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -549,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                612,506,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,415,247,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -549,108,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                5,788,644,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -2,500,193,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                675,904,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                865,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                11,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,669,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,669,731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                842,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                11,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                11,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                842,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                865,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                11,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,646,864,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                11,820,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -774,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |