Nakanishi was born in Suzuka on June 23, 1973. After graduating from Yokkaichi Chuo Technical High School, he joined J1 League club JEF United Ichihara in 1992. Although he mainly played as defender, he played many position including midfielder and forward in mid 1990s. The club won the 2nd place at 1998 J.League Cup and 3rd place at 2001 and 2003 J1 League. He moved to Yokohama F. Marinos in 2004. The club won the champions at 2004 J1 League. He retired end of 2006 season.