Morishita was born in Shizuoka on December 28, 1960. After graduating from Tokyo University of Agriculture, he joined Japan Soccer League club Yamaha Motors (later "Júbilo Iwata") in 1983. The club won the league champions in 1987/88 and he was selected Best Eleven. He was also selected "Japanese Footballer of the Year awards" in 1987. In 1992, Japan Soccer League was folded and the club joined new league Japan Football League (JFL). The club won the champions in 1992 and the 2nd place in 1993. The club was promoted to J1 League from 1994. He moved to JFL club Kyoto Purple Sanga in 1995. In 1995 season, the club won the 2nd place and was promoted J1 League. He retired in 1997. He played 313 games in the league.