The Carp beat the Fukuoka Hawks 6-1 on Monday.
Starter Colby Lewis(9-4) went seven innings and threw 96 pitches.
He allowed six hits and one run while striking out four.
Colby's parents watched the game at Hiroshima Municipal Stadium.
Mike Schultz relieved Coby, and got one out in the eighth.
Top of eighth; Carp 3, Hawks 1
Honda grounded to pitcher.
Kawasaki singled to center.
Matsunaka walked.
Closer Nagakawa relieved Mike.
Kokubo grounded into a double play, short to second to first to end the inning.
Nagakawa pitched 1 2/3 innings for his ninth save.