Notes - Segment Information, Etc.
| Concept | 2024-02-01 to 2025-01-31 | 2024-02-01 to 2025-01-31 | 2024-02-01 to 2025-01-31 | 2024-02-01 to 2025-01-31 | 2024-02-01 to 2025-01-31 | 2023-02-01 to 2024-01-31 | 2023-02-01 to 2024-01-31 | 2023-02-01 to 2024-01-31 | 2023-02-01 to 2024-01-31 | 2023-02-01 to 2024-01-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||||
| Segment information | ||||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||||
| Sales | ||||||||||
| Revenues from external customers | 
                                                127,874,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                93,215,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                411,492,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                190,402,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                80,927,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                99,552,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                310,965,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                130,486,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |