Yamashita was born in
Fukuoka on November 21, 1977. After graduating from Higashi Fukuoka High School in 1996, he joined
J1 League side
Avispa Fukuoka. He made his professional debut on March 16, 1996. He scored his first professional goal on April 27, 1996 against
Kyoto Purple Sanga. He played many matches from first season. However the club relegated to
J2 League in 2001 and he moved to
Vegalta Sendai. However the club relegated to J2 in 2003 again and he moved to
Kashiwa Reysol in 2004. However his opportunity to play decreased. He also played in
Omiya Ardija on loan in 2005. He moved to
Japan Football League club
Tochigi SC in 2007 and
FC Ryukyu in 2008. He retired end of 2010 season. ==National team career==