sentences:  He pitched six shutout innings in his second start against Cuba in the second round on March 18, earning his first win of the tournament.His stellar effort convinced manager Tatsunori Hara to choose him over Darvish, who had been unofficially tabbed as the staff ace prior to the tournament, as the starter for Japan in the championship game against South Korea.Iwakuma did not disappoint, limiting the team to just two runs over 7 innings.