Quarterly Consolidated Balance Sheet
| Concept | As at 2024-03-31 | As at 2023-06-30 | 
|---|---|---|
| Quarterly consolidated balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                2,684,951,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                671,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                28,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                3,394,444,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,277,296,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                9,273,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,680,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Intangible assets | ||
| Intangible assets | 
                                                134,951,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                153,919,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                158,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Non-current assets | 
                                                298,144,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                298,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                3,692,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,576,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Other | 
                                                283,295,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                275,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                374,960,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Long-term borrowings | 
                                                19,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                71,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                19,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                71,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                394,590,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                409,737,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                1,132,473,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                2,426,973,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,394,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                -262,859,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -329,738,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -179,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                3,296,408,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,164,761,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share acquisition rights | 
                                                1,589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                3,297,998,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,166,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                3,692,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,576,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |