World Rugby Chairman Bill Beaumont said Tuesday that Japan's performance at the World Cup has "changed the face" of the sport.Asked whether Japan could become a Tier-1 nation and play in either the Six Nations or the Rugby Championship, Beaumont said, "What we are trying to do in all our tournaments and competitions is get more Tier-1 fixtures for Japan.""Rest assured, if I was the treasurer of any country, I would want Japan to come and play us because you know you are going to attract a lot of spectators and a lot of interest to watch a very successful team.""But also, (they bring) an inc…READ FULL ARTICLE