Ito was born in Shizuoka on August 31, 1974. After graduating from Tokai University Daiichi High School, he joined J1 League club Shimizu S-Pulse based in his local in 1993. He debuted in June 1994 and played several matches in 1994 season. He became a regular midfielder under manager Masakatsu Miyamoto from 1995 season and played as central player for the club for a long time. In 1996, S-Pulse won the champions in J.League Cup first title in the club history. In 1999, S-Pulse the 2nd place in J1 League and he also was selected Best Eleven award. In 2000, S-Pulse won the Asian title, 1999–2000 Asian Cup Winners' Cup. In 2001, S-Pulse won Emperor's Cup. After that, the club results was sluggish. In 2005, former teammate Kenta Hasegawa became a new manager. Although S-Pulse finished at the 15th place which is worst position in the club history in J1 League, S-Pulse won the 2nd place in 2005 Emperor's Cup. However the club results was raised under manager Hasegawa from 2006 and S-Pulse won the 2nd place in 2008 J.League Cup. Ito also played all matches in J1 League from 2006 to 2008 season and received the "fair play award" in 2007. In 2010, his opportunity to play decreased and he resigned end of 2010 season.