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 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Consolidated statement of comprehensive income | ||||||||||
| Statement of comprehensive income | ||||||||||
| Profit (loss) | 
                                                153,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                153,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                153,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                157,122,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                153,518,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                328,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                331,268,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                328,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                328,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                328,650,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Other comprehensive income | ||||||||||
| Valuation difference on available-for-sale securities | — | — | — | 
                                                -3,726,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                3,080,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Foreign currency translation adjustment | — | — | — | 
                                                242,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                -365,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Other comprehensive income | — | — | — | 
                                                -3,484,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                2,715,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income | — | — | — | 
                                                153,638,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                333,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to | ||||||||||
| Comprehensive income attributable to owners of parent | — | — | — | 
                                                153,638,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                333,983,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — | 
| Comprehensive income attributable to non-controlling interests | — | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | — | — | — |