Yoshiyuki Nishioka is a Japanese professional baseball player known for his skills as an infielder. He has played in both the Nippon Professional Baseball (NPB) league in Japan and the Major League Baseball (MLB) in the United States. Nishioka is recognized for his agility on the field and his ability to hit effectively. Born on July 27, 1985, in Osaka, Japan, Nishioka began his professional career with the Chiba Lotte Marines in 2003. He gained attention for his performance in the NPB, which led to his signing with the Minnesota Twins in 2011. Throughout his career, he has contributed to various teams and has been a notable figure in international baseball.