World Rugby managed to get a period of due diligence from the world's top 12 countries last month but issues around the concept of a promotion-relegation system continues to hinder their efforts to finalise the competition.
The global governing body has already copped plenty of flack for the competition and it could be set for even more with a report surfacing that both Japan and Fiji have been axed from the top tier in the latest revamp of the league model.
