FC Machida Zelvia
Nakashima was born in Takaoka on June 16, 1984. After graduating from high school, he joined J1 League club Kashima Antlers in 2003. He got opportunities to play as substitute forward from first season. In 2006, he moved to J2 League club Vegalta Sendai. He played many matches as substitute forward in 2006 and became a regular forward in 2007. Vegalta won the champions in 2009 season and was promoted to J1. However his opportunity to play decreased from 2010 season. In 2012, he moved to J2 club Montedio Yamagata and became a regular forward soon. Montedio was promoted to J1 end of 2014 season. Montedio also won the 2nd place in 2014 Emperor's Cup. In 2016, he moved to J2 club FC Machida Zelvia.