Quarterly Consolidated Balance Sheet
| Concept | As at 2024-05-31 | As at 2023-08-31 | 
|---|---|---|
| Quarterly consolidated balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                3,257,183,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,799,035,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                111,596,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                3,432,144,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,891,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                2,941,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,425,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Intangible assets | ||
| Intangible assets | 
                                                1,053,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                25,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                10,586,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Other | 
                                                12,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                29,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                17,510,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                3,462,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,909,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Income taxes payable | 
                                                1,815,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,420,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                30,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                131,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                138,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                408,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                138,636,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                408,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                90,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                90,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                8,279,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                8,279,601,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                -5,072,132,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -3,894,652,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                3,297,468,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,474,948,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share acquisition rights | 
                                                25,933,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                25,933,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                3,323,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,500,881,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                3,462,039,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                4,909,123,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |