Statement Of Members' Equity
| Concept | As at 2024-09-30 | 2024-04-01 to 2024-09-30 | As at 2024-03-31 | 2023-04-01 to 2023-09-30 | 
|---|---|---|---|---|
| Statement of members' equity | ||||
| Statement of members' equity | ||||
| Net assets | 
                                                56,371,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                53,437,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
| Changes during period | ||||
| Profit (loss) | — | 
                                                4,528,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | 
                                                2,662,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |