is a Japanese professional baseball pitcher for the Tokyo Yakult Swallows of Nippon Professional Baseball (NPB). He has played in Nippon Professional Baseball (NPB) for the Hokkaido Nippon-Ham Fighters. Career Hokkaido Nippon-Ham Fighters Hokkaido Nippon-Ham Fighters selected Miyadai with the seventh selection in the 2017 NPB draft. On August 23, 2018, Miyadai made his NPB debut. On December 2, 2020, he become a free agent. Tokyo Yakult Swallows On December 23, 2020, Miyadai signed with Tokyo Yakult Swallows of NPB. References External links NPB.com 1995 births Living people Baseball people from Kanagawa Prefecture Hokkaido Nippon-Ham Fighters players Japanese baseball players Nippon Professional Baseball pitchers Tokyo Yakult Swallows players University of Tokyo alumni