Ryan Glynn won his seventh straight decision and Eiichi Koyano singled in two runs Sunday as the Hokkaido Nippon Ham Fighters completed a three-game sweep of the Chiba Lotte Marines with a 4-1 victory.

News photoHawks starter Tsuyoshi Wada fires a pitch during the seventh inning of Fukuoka Softbank's game against Seibu at Goodwill Dome on Sunday. The Hawks won 7-0. KYODO PHOTO

Glynn (8-3) held Lotte to one run in seven innings, scattering 10 hits with no walks and three strikeouts at Sapporo Dome. The sweep lifted the Fighters to a 2 1/2-game lead over the Marines in the Pacific League.

Nippon Ham took a 4-0 lead in the third on RBI singles from Hichori Morimoto, Koyano and Takahito Kudo, all off Naoyuki Shimizu (3-6). Daisuke Hayakawa put Lotte on the board with a fifth-inning RBI single.