Quarter Period 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 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Quarter period consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                155,002,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                175,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                175,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                175,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                175,443,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                305,967,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                319,341,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | 
                                                -7,149,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                49,021,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | 
                                                75,588,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                40,206,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | 
                                                68,438,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                89,227,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | 
                                                223,441,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                395,195,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | 
                                                223,441,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | — | — | 
                                                395,195,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |