Former Fijian Drua head coach Glen Jackson is set to join Japan’s coaching team, RugbyJP.com can exclusively reveal. Fielding, New Zealand-born Jackson, 50, left the Super Rugby side by mutual consent in April just weeks after stepping away from his role as an assistant to the Fijian national team under Mick Byrne. © Fijian Drua The former Saracens and Chiefs fly-half, who had a spell as a Test referee post-retirement, attended Japan’s impressive Nations Championship victory