Shota Morishita belted a go-ahead home run and also came up big on defense for the Hanshin Tigers in a 7-2 win over the DeNA BayStars on Tuesday. The 24-year-old right fielder broke a 2-2 tie when he lofted a high fly ball over left field for his 14th home run, a solo, off DeNA starter Katsuki Azuma (12-3) in the bottom of the fifth inning at Koshien Stadium. “I was able to swing calmly,” said the right-handed batter, who is on a six-game RBI streak and in contention to win the Central League RBI crown. “I’m only focused on winning games. I’m not looking at that.” Koji Chikamoto and Takumu Nak…