TOKYO, July 24 (Reuters) - Naohisa Takato won the final of the men"s -60kg judo to give host nation Japan its first gold medal of the Tokyo Olympics on Saturday. Takato defeated Yang Yung-wei of Taiwan in the final, underscoring Japan"s strength at a sport that originated in the country. Bronze medals went to Yeldos Smetov of Kazakhstan and Luka Mkheidze of France.