Beijing - Ole Bischof of Germany caused a surprise Tuesday when he won gold in the men's 81-kilogram judo final while in the women's 63kg event Japan's Ayumi Tanimoto successfully defended her Olympic title. Bischof, whose best previous result was a European championship title in 2005, defeated Asian champion Kim Jaebum of South Korea by yuko in the final at the Beijing University of Science and Technology Gymnasium.
Tiago Camilo of Brazil, winner of the 2007 world championships, defeated Dutchman Guillaume Elmont by ippon in the first men's bronze medal match while Roman Gontjuk of Ukraine also took bronze thanks to a victory by yuko over Mongolia's Nyamkhuu Damdinsuren.
Tanimoto of Japan repeated her feat of four years ago in Athens when she beat France's Lucie Decosse in the final of the women's 63kg event.
Tanimoto secured Olympic gold by ippon with 3 minutes 34 seconds remaining.
In the first bronze medal match, Elisabeth Willeboordse of the Netherlands beat Cuba's Driulis Gonzalez by golden score by koka after the regulation five minutes failed to produce a winner.
North Korea's Won Ok-Im defeated Austria's Claudia Heill, winner of Olympic silver in 2004, by waza-ari in the other bronze medal match.