Yuki Koyama (小山 雄輝, Koyama Yūki, born December 5, 1988 in Chita, Aichi, Japan) is a professional Japanese baseball player. He plays pitcher for the Tohoku Rakuten Golden Eagles.

Yuki Koyama
Koyama with the Yomiuri Giants
Pitcher
Born: (1988-12-05) December 5, 1988 (age 35)
Chita, Aichi, Japan
Batted: Right
Threw: Right
debut
April 30, 2011, for the Yomiuri Giants
Last appearance
May 30, 2017, for the Tohoku Rakuten Golden Eagles
NPB statistics
(through 2018 season)
Win–loss record8-8
ERA3.08
Strikeouts164
Saves1
Holds5
Teams
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