Notes - Segment Information, Etc.
| Concept | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2024-02-01 to 2024-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 2023-02-01 to 2023-07-31 | 
|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||
| Segment information | ||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||
| Sales | ||||||||
| Revenues from external customers | 
                                                162,189,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                36,784,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                87,068,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                38,336,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                122,212,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                42,076,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                49,894,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,241,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |