Quarterly Balance Sheet
| Concept | As at 2023-12-31 | As at 2023-06-30 | 
|---|---|---|
| Quarterly balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                2,622,173,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                671,809,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                33,168,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                3,278,090,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,277,296,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | 
                                                10,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                9,680,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | ||
| Intangible assets | 
                                                130,633,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,640,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Investments and other assets | 
                                                161,118,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                158,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Non-current assets | 
                                                301,859,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                298,818,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                3,579,949,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,576,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Other | 
                                                213,071,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                275,237,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                325,660,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                338,107,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Long-term borrowings | 
                                                38,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                71,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | 
                                                38,810,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                71,630,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                364,470,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                409,737,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                1,131,848,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                100,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                2,426,348,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,394,500,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                -344,333,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -329,738,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                3,213,863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,164,761,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share acquisition rights | 
                                                1,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,615,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                3,215,479,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,166,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                3,579,949,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,576,114,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |