Ryosuke Miyaguni (宮國 椋丞, born April 17, 1992, in Itoman, Okinawa) is a Japanese professional baseball pitcher for Yokohama DeNA BayStars of the Nippon Professional Baseball (NPB). He has previously played in NPB for the Yomiuri Giants.
Source: “Ryosuke Miyaguni”, English Wikipedia (CC BY-SA 4.0), excerpt