The tighthead prop sprained a knee during the 41-7 victory over Japan in Kumagaya on Friday and was limited to a 14-minute appearance.
Nyakane made a scheduled return to South Africa on Saturday to be with his wife for the birth of their child this week. He will arrive back in Japan on Friday.
 
             
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                                                     
                
                 
                                         
                                         
                                         
                                         
                                         
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                 
                                