In 1998, he was converted to defensive midfielder and played many matches at the position with Jorginho or Yasuto Honda and the club won the champions J1 League.
In 2003, he moved to Regional Leagues club Volca Kagoshima and retired end of 2003 season.
After a few years between women's and university's teams, Naito was hired to coach Tegevajaro Miyazaki in 2021 for their first-ever pro-season.
In 2021, Tegevajaro ended up third in the table and Naito had a successful season, before leaving the spot to Yasushi Takasaki.
This biographical article related to a Japanese association football defender born in the 1960s is a stub.