Olympic silver medallist An Baul triumphed in the men's under-66 kilogram contest at the International Judo Federation (IJF) World Judo Masters in Doha.
The South Korean, a silver medallist at Rio 2016 and 2015 world champion, defeated Israel's Baruch Shmailov to top the podium in the Qatari capital.
Aram Grigoryan of Russia and Vazha Margvelashvili of Georgia were the bronze medallists.
Competition took place across five weight categories in total at the Lusail Multipurpose Hall today.
There was a second gold medal for South Korea when Kim Won-jin earned his first Masters title in the men's under-60kg.
He overcame Yang Yung-wei of Chinese Taipei in the final to do so, while Russia's Albert Oguzov and Dutch judoka Tornike Tsjakadoea completed the podium.
Distria Krasniqi claimed her third Masters title.
A dominant display from Kosovo's Distria Krasniqi, throwing former World Champion Tonaki for 2 brilliant scores - a third World Masters title for Krasniqi!#JudoMasters #Judo— Judo (@Judo) January 11, 2021
© IJF Media Team - Robin Willingham pic.twitter.com/BlkobmofAn
The Kosovan defeated Japan's 2017 world champion Funa Tonaki in the women's under-48kg gold medal bout.
Bronze medals went to Urantsetseg Munkhbat of Mongolia and Ukraine's Daria Bilodid, the 2019 world and European gold medallist.
Amandine Buchard of France was the victor in the women's under-52kg after she beat Ai Shishime of Japan.
Her teammate Astride Gneto finished in third alongside Kosovo's Olympic champion Majlinda Kelmendi.
Japan's Tsukasa Yoshida clinched gold after winning against Sarah Leonie Cysique of France in the women's under-57kg, with the podium completed by Nora Gjakova of Kosovo and Jessica Klimkait of Canada.
Competition is scheduled to continue in Doha tomorrow.