Ireland's hard-fought 22-13 win over Scotland in the Six Nations on Saturday lent weight to the suggestion that Japan should target the Scots when the three sides battle to progress from Pool A at the Rugby World Cup later this year.Hosts Japan know they will almost certainly have to beat one of the European heavyweights to reach the quarterfinals by finishing in the top two of a group that also includes Russia and Samoa.[Getty/Kyodo]Bruised by a chastening defeat at home by England last week, defending Six Nations champions Ireland - the 2018 World Rugby team of the year - needed a reactio…READ FULL ARTICLE