- Senior club appearances and points correct as of 23 December 2015. †Appearances (Points).
Ryohei Yamanaka (????, Yamanaka Ryohei?, born 22 June 1988 in Osaka) is a Japanese rugby union player who plays as a fly-half or centre.
In his home country he plays for the Kobe Steel Kobelco Steelers whom he joined in 2013. He was also named in the first ever Sunwolves squad which will compete in Super Rugby from the 2016 season. Yamanaka is a Japanese international who debuted against the Arabian Gulf in 2010, but did not make the squad for either the 2011 or 2015 Rugby World Cups.