Notes - Segment Information, Etc.
| Concept | 2024-02-01 to 2024-04-30 | 2024-02-01 to 2024-04-30 | 2024-02-01 to 2024-04-30 | 2024-02-01 to 2024-04-30 | 2023-02-01 to 2023-04-30 | 2023-02-01 to 2023-04-30 | 2023-02-01 to 2023-04-30 | 2023-02-01 to 2023-04-30 | 
|---|---|---|---|---|---|---|---|---|
| Notes - Segment information, etc. | ||||||||
| Segment information | ||||||||
| Disclosure of sales and profit (loss) for each reportable segment | ||||||||
| Sales | ||||||||
| Revenues from external customers | 
                                                82,120,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                26,203,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                39,411,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                16,505,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                74,839,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                21,554,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                30,052,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                23,231,000
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
| Transactions with other segments | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        JPY
                                                    
                                                
                                             |