中信鯨
Kohiyama was drafted in the first round of the 1992 amateur draft by the Yokohama BayStars. He was successful in his rookie year, pitching as the setup man for closer Kazuhiro Sasaki, but problems with control led the BayStars to drop him in 2001. He played with the Chinatrust Whales (a team in the Chinese Professional Baseball League) in 2002 before retiring. He currently works at TBS Radio &amp; Communications.