Kazuki Inoue hit a two-run homer and Kenta Asakura pitched 6 2/3 effective innings as the Central League-leading Chunichi Dragons edged the Tokyo Yakult Swallows 4-3 for their fifth straight win on Tuesday.
Chunichi now has two five-game winning streaks this season.
BayStars 5, Giants 1
At Sapporo Dome, Shuichi Murata drove in three runs and third-year right-hander Shigeki Ushida threw six solid innings for his first career win as Yokohama handed Yomiuri its seventh consecutive defeat.
Tigers 2, Carp 1
At Koshien Stadium, Shinobu Fukuhara threw seven effective innings and helped his own cause with an RBI single as Hanshin snapped Hiroshima's four-game streak.
PACIFIC LEAGUE
Hawks 6, Buffaloes 0
At Osaka's Kyocera Dome, lefty Tsuyoshi Wada pitched a four-hit shutout and Naoyuki Omura went 3-for-5 with three RBIs, helping power Softbank over Orix.
Wada (8-4) struck out six with no walks in his second shutout of the season to set the pace in a 13-hit attack for Softbank, which won its second straight without manager Sadaharu Oh. Masato Yoshii (6-6) was charged with three runs in seven innings in taking the loss.
Marines 4, Fighters 3
At Tokyo Dome, Saburo Omura hit a three-run homer to break a 1-1 tie and Shingo Ono allowed two earned runs in 5 1/3 innings as Chiba Lotte sent Hokkaido Nippon Ham to its third straight defeat.
Seibu 7, Eagles 6 (10)