Statement Of Changes In Equity
| Concept | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | ||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | 
                                                10,048,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,935,799,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,920,303,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                995,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -292,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,935,799,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,910,255,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                17,741,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,388,422,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,157,723,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,236,350,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,139,981,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,988,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,988,202,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -292,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -5,236,350,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -4,016,331,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -292,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,790,746,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,696,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,696,798,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,777,192,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,097,017,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -4,016,331,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                13,554,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | ||||||||||||||||||||||||||||||||||||||||||||||||
| Issuance of new shares | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                895,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                1,791,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                895,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,791,050,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                895,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                582,808,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                582,808,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | — | — | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,020,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,693,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,693,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,187,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,187,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Total changes during period | — | — | 
                                                4,215,574,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -7,693,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,392,897,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,215,574,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                762,580,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,052,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                770,274,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -2,052,403,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -637,210,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,187,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -633,022,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -1,220,018,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                291,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — |