The sport has the official site www.hardrock100.com . The venue for Judoat the Games of the XXXI Olympiad was Central London, Surrey (road) . Judoat the Games of the XXXI Olympiad was established on 1977 . 40 from 30 nations competed in Judoat the Games of the XXXI Olympiad . It was held in 20 July – 4 August 1996 . The no. of events in sport was 3
Judoat the Games of the XXXI Olympiad will celebrate it's  Diamond jubilee on 2055