TOKOROZAWA, Japan (Interstat) — Hakua Iwaki pitched a scoreless inning of relief and Taishi Mameda struck out five over three hitless innings as the Seibu Lions shut out the Chiba Lotte Marines 7-0 on Friday at Seibu Dome.

Kazunari Ishii hit a solo home run in the second inning. Manaya Nishikawa tripled in a run and Junichiro Kishi grounded out to plate another in a two-run fourth. Taiga Kojima homered in the fifth, and Sosuke Genda capped the scoring with a two-run single in the eighth. Seibu finished with 12 hits; Lotte had five and grounded into two double plays.

Kazuya Ojima took the loss, allowing two earned runs with two strikeouts over six innings. Fumiya Ono pitched a scoreless inning in relief. Shunsuke Sato, Yuta Kuroki, Hibiki Shinohara and Wataru Matsumoto combined for four scoreless innings.

Iwaki improved to 2-1; Ojima fell to 4-7. Seibu improved to 59-46-3, while Lotte dropped to 48-52-3. The game drew 27,324 and lasted 2:50.