He defeated his Korean rival Jang Jun in the -63kg category to win a gold medal, Tehran Times reported.
Hajimousaei had defeated opponents from Lebanon, China and Kazakhstan on his way en route to the final.
Abolfazl Zandi in the -58kg, Amirsina Bakhtiari in the -74kg and Arian Salimi in the +87kg had previously won three gold medals for Iran national team.
MNA