YOKOHAMA, Japan (Interstat) — Yoshitomo Tsutsugoh went 4 for 4 with two home runs and three RBIs to power the Yokohama BayStars to a 6-2 victory over the Yomiuri Giants in their playoff opener Saturday night at Yokohama Stadium. A crowd of 33,783 watched as Anthony Kay earned the win, allowing just two hits over seven strong innings. The Giants’ only runs came on a two-run homer by Gakuto Wakabayashi in the fourth inning. Yokohama added two insurance runs in the eighth. The loss went to Iori Yamasaki. The teams continue the series Sunday.