Consolidated Statement Of Changes In Equity
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | As at 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | As at 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | As at 2024-03-31 | As at 2024-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | As at 2023-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Net assets | — | — | 
                                                1,407,769,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                288,183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,584,841,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -2,585,763,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -2,584,841,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,482,494,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,311,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,406,848,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                75,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                1,483,415,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                75,645,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,681,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,311,343,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,393,083,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,681,267,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,124,667,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                766,006,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,054,190,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,847,924,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,613,788,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                288,183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,054,190,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,684,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                890,654,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                890,531,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                1,124,790,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                1,684,266,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,613,788,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,010,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,010,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,051,985,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                288,183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                255,127,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                374,023,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                380,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                380,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                92,020,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                290,652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,498,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,135,356,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -1,051,985,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                35,525,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Changes during period | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) attributable to owners of parent | 
                                                -737,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
                                                -737,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -737,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -712,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
                                                -712,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                -712,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Net changes in items other than shareholders' equity | — | — | — | — | — | — | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Total changes during period | 
                                                516,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                627,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                627,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                591,839,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -971,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -737,838,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                -971,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                283,101,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                75,523,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                627,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                627,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                627,077,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                358,625,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                635,404,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                673,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                673,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                673,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -561,803,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                786,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -712,567,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                750,766,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                673,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                600,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                673,986,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -561,803,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -35,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |