Ryō Yamamura (山村 亮, Yamamura Ryō) (b. 9 August 1981 in Saga, Japan) is a Japanese rugby union player. He plays as a prop. Yamamura had the qualities to become a sumo professional, but preferred rugby instead. He plays for Kanto Gakuin University. He is regularly picked for the Japan national rugby union team. He played one match at the 2003 Rugby World Cup and four matches at the 2007 Rugby World Cup.