Shogo Mukai (向井昭吾, Mukai Shōgo), (born Iyo, October 2, 1961) is a Japanese former rugby union coach who coached the Japan national rugby union team from 2001 up to the 2003 Rugby World Cup. Mukai played as a full back and won 13 caps for the Japan national rugby union team between 1985 and 1988 and played at the 1987 Rugby World Cup. During his time as a coach, Mukai was renowned for employing an attacking game plan.