Ryuya Matsumoto (松本 竜也, Matsumoto Ryūya) (born April 29, 1993) is a Japanese professional baseball pitcher. He played in Nippon Professional Baseball (NPB) for the Yomiuri Giants. In November 2015 he was one of three Giants players handed a penalty of indefinite disqualification by the league for betting on professional baseball games.
Source: “Ryuya Matsumoto”, English Wikipedia (CC BY-SA 4.0), excerpt