Former world No. 4 Nishikori said it could be difficult to host the Tokyo Games even behind closed doors, due to the high number of athletes expected to take part.
The president of the Japan Wrestling Federation has set the target of 10 medals, including five gold, at the July 23 to Aug. 8 Olympics.
Some members of the protest group delivered speeches criticizing the International Olympic Committee, Tokyo 2020 organizers and the government for pressing ahead with the games.
Australia started administering COVID-19 vaccines to athletes around the country on Monday to give them "comfort and certainty" during their final preparations for the Tokyo Olympics. Australia has been relatively slow to roll out vaccines to the general population, but Olympic and Paralympic athletes have ...