Japan held their final training session at their Rugby World Cup base camp of Stade Ernest Wallon on Wednesday before they travel to Nantes to take on Argentina in their winner-takes-all clash.The winners of Sunday's game will then travel to Marseilles to take on the winners of Pool C for a place in the semifinals, while the losers will make the long journey home.Warming up once again to the strains of Tsuyoshi Nagabuchi's "Tombo" -- the team's unofficial anthem -- the players looked relaxed and in good spirits ahead of the journey north to meet a team they have faced seven times before."In…READ FULL ARTICLE