Treasury Shares, Etc.
| Concept | As at 2024-09-30 | As at 2024-09-30 | 
|---|---|---|
| Treasury shares, etc. | ||
| Treasury shares, etc. | ||
| Name of shareholder | — | 
                                                株式会社免疫生物研究所
                                                
                                             | 
| Address of shareholder | — | 
                                                群馬県藤岡市中字東田1091番地1
                                                
                                             | 
| Number of shares held in own name | 
                                                1,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of shares held in others' names | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Total number of shares held | 
                                                1,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                1,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Shareholding ratio | 
                                                0.0001
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.0001
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |