Semi-Annual Balance Sheet
| Concept | As at 2025-03-31 | As at 2024-09-30 | 
|---|---|---|
| Semi-annual balance sheet | ||
| Balance sheet | ||
| Assets | ||
| Current assets | ||
| Cash and deposits | 
                                                1,435,248,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,240,989,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                94,109,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                101,430,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current assets | 
                                                2,214,307,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,017,664,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | ||
| Property, plant and equipment | ||
| Property, plant and equipment | 
                                                52,259,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                56,499,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Intangible assets | ||
| Intangible assets | 
                                                264,389,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                279,400,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Goodwill | 
                                                194,305,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                203,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                8,302,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                6,661,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Investments and other assets | ||
| Investments and other assets | 
                                                147,886,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                139,643,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current assets | 
                                                464,535,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                475,542,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Assets | 
                                                2,678,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,493,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | ||
| Current liabilities | ||
| Accounts payable - trade | 
                                                282,011,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                256,169,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Short-term borrowings | 
                                                66,672,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                91,668,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes payable | 
                                                105,589,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                101,496,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                182,662,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                221,228,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Current liabilities | 
                                                707,727,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                741,354,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-current liabilities | ||
| Non-current liabilities | 
                                                145,172,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                182,331,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Long-term borrowings | 
                                                132,832,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                168,228,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other | 
                                                12,340,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                14,103,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities | 
                                                852,900,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                923,685,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other liabilities | — | — | 
| Other liabilities | — | — | 
| Net assets | ||
| Shareholders' equity | ||
| Share capital | 
                                                201,116,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                195,754,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Capital surplus | ||
| Capital surplus | 
                                                455,316,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                449,954,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Retained earnings | ||
| Retained earnings | 
                                                1,162,079,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                914,845,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Treasury shares | 
                                                -109,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -78,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Shareholders' equity | 
                                                1,818,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,560,474,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Valuation and translation adjustments | ||
| Valuation and translation adjustments | 
                                                216,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                863,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Net assets | 
                                                1,825,942,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,569,521,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Share acquisition rights | 
                                                3,054,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                3,209,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Liabilities and net assets | 
                                                2,678,843,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                2,493,207,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |