The no. of events in sport was 14 . 386 from 138 nations competed in Judoat the Games of the XXXI Olympiad . Carioca Arena 2 were the venues of Judoat the Games of the XXXI Olympiad . 6–12 August 2016 was when it was held
The sport Judoat the Games of the XXXI Olympiad had more than 397 contenders 