Consolidated Balance Sheet
| Concept | As at 2023-12-31 | 
|---|---|
| Consolidated balance sheet | |
| Balance sheet | |
| Assets | |
| Current assets | |
| Cash and deposits | 
                                                433,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Work in process | 
                                                6,726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Supplies | 
                                                84,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                34,445,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                695,612,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                610,432,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | 
                                                155,477,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments in capital | 
                                                60,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred tax assets | 
                                                7,286,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                100,111,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | |
| Property, plant and equipment | |
| Buildings, net | 
                                                20,931,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Property, plant and equipment | 
                                                32,311,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | |
| Goodwill | 
                                                93,661,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                1,826,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other intangible assets | |
| Intangible assets | 
                                                422,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Software | 
                                                50,154,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | |
| Deferred assets | 
                                                494,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Bond issuance costs | 
                                                494,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred assets | |
| Assets | 
                                                1,306,539,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | |
| Non-current liabilities | 
                                                231,461,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Bonds payable | 
                                                5,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term borrowings | 
                                                33,234,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Deferred tax liabilities | 
                                                110,195,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                271,065,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                502,526,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                652,836,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share capital | 
                                                208,205,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | 
                                                165,805,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | 
                                                278,898,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -72,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-controlling interests | 
                                                151,176,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                804,012,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                1,306,539,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | |
| Current liabilities | |
| Income taxes payable | 
                                                9,115,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current portion of long-term borrowings | 
                                                37,911,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current portion of bonds payable | 
                                                15,000,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Provisions | |
| Provision for bonuses | 
                                                12,475,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                89,177,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | |
| Provision for retirement benefits for directors (and other officers) | 
                                                83,031,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | |
| Shareholders' equity |