Semi-Annual Consolidated Statement Of Comprehensive Income
| Concept | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2024-04-01 to 2025-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 2023-04-01 to 2024-03-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Semi-annual consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                997,440,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                843,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                843,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                843,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                843,377,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,082,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,177,042,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,082,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,082,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                1,082,459,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | 
                                                32,245,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                133,844,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Remeasurements of defined benefit plans, net of tax | 
                                                45,156,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                117,049,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | 
                                                77,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                250,893,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | 
                                                1,074,842,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,427,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | 
                                                1,074,842,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                1,427,936,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |