Japan will mark one month to go Tuesday until it becomes the first Asian nation to host the Rugby World Cup, the sport's quadrennial showpiece that to date has been dominated by the Southern Hemisphere powerhouses.Twenty teams will battle it out for the Webb Ellis Cup from Sept. 20 to Nov. 2, with Japan -- recently crowned Pacific Nations Cup champions -- gunning for the knockout stage for the first time following their historic upset over two-time World Cup winners South Africa at the 2015 tournament in England.With defending champions New Zealand seeking a third consecutive title, and fou…READ FULL ARTICLE