Former Cy Young Award winner Dallas Keuchel earned his first win in Japan on Thursday when Neftali Soto hit a tie-breaking two-run home run in a 3-1 Pacific League victory over the Rakuten Eagles. Keuchel (1-1), who joined the Marines in July, allowed a run on three hits and three walks over five innings at Zozo Marine Stadium east of Tokyo and escaped a third-inning jam with the help of his defense. With one out and the bases loaded, second baseman Yudai Fujioka made a diving stop to prevent a run-scoring single, and Keuchel escaped further damage. Soto then homered in the bottom of the innin…