Semi-Annual Consolidated Statement Of Comprehensive Income
| Concept | 2023-10-01 to 2023-12-31 | 2022-10-01 to 2022-12-31 | 
|---|---|---|
| Semi-annual consolidated statement of comprehensive income | ||
| Statement of comprehensive income | ||
| Profit (loss) | 
                                                477,396,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,483,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||
| Valuation difference on available-for-sale securities | 
                                                11,712,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                47,867,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Remeasurements of defined benefit plans, net of tax | 
                                                -11,367,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                -13,334,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | 
                                                344,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                34,532,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income | 
                                                477,741,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                354,016,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to | ||
| Comprehensive income attributable to owners of parent | 
                                                477,741,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                354,016,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Comprehensive income attributable to non-controlling interests | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |