Quarter Period Consolidated Statement Of Income
| Concept | 2023-10-01 to 2023-12-31 | 2022-10-01 to 2022-12-31 | 
|---|---|---|
| Quarter period consolidated statement of income | ||
| Statement of income | ||
| Net sales | 
                                                540,988,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                571,591,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Cost of sales | 
                                                280,211,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                303,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Gross profit (loss) | 
                                                260,776,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                268,214,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Selling, general and administrative expenses | ||
| Selling, general and administrative expenses | 
                                                220,704,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                184,280,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Operating profit (loss) | 
                                                40,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                83,933,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | ||
| Interest income | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating income | 
                                                704,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,497,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | ||
| Interest expenses | 
                                                697,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                568,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Non-operating expenses | 
                                                731,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                687,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Ordinary profit (loss) | 
                                                40,045,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                84,743,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) before income taxes | 
                                                40,045,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                84,743,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - current | 
                                                4,405,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,362,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes - deferred | 
                                                11,269,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                5,308,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Income taxes | 
                                                15,674,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                31,670,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit (loss) | 
                                                24,370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                53,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Profit attributable to | ||
| Profit (loss) attributable to owners of parent | 
                                                24,370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                53,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                24,370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                53,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                24,370,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                53,072,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |