<p>At least eight staff at a Japanese hotel hosting Brazil's Olympic judo team have tested positive for Covid-19, local officials said Thursday.</p>.<p>Health and sports officials at Hamamatsu city, west of Tokyo, said virus screenings were done before the judo delegation of around 30 members arrived there on Saturday.</p>.<p>None of the infected individuals came in contact with the athletes, they said.</p>.<p>The news comes as Tokyo prepares to host the Olympic Games mostly behind closed doors, with strict anti-infection measures placed on athletes, officials and journalists.</p>.<p>"Only those who have proof of a negative test are working" with the judo team, said Yoshinobu Sawada, a sports official at the city.</p>.<p>"We explained to the team that only (healthy workers) are in the bubble. We think they have understood the situation and our counter-infection measures," he told AFP.</p>.<p>A family member of one of the infected hotel workers also tested positive, Hamamatsu officials added.</p>.<p><strong>Also read: <a href="http://deccanherald.com/science-and-environment/delta-sub-lineages-ay1-ay2-unlikely-to-be-more-transmissible-than-delta-insacog-1008678.html" target="_blank">Delta sub-lineages AY.1, AY.2 unlikely to be more transmissible than Delta: INSACOG</a></strong></p>.<p>Tokyo is currently under a virus state of emergency, with infections surging. The city recorded 1,149 cases on Wednesday, the highest figure since January.</p>.<p>Several areas around the capital are under looser virus restrictions.</p>.<p>Olympic participants will be subject to strict virus rules and kept largely away from the Japanese public.</p>.<p>The International Olympic Committee said Wednesday that of over 8,000 people who arrived between July 1 and 13, just three tested positive after arrival and were isolated.</p>.<p>IOC chief Thomas Bach also pledged "not to bring any risk" to Japan with the Games, which are set to open on July 23.</p>
<p>At least eight staff at a Japanese hotel hosting Brazil's Olympic judo team have tested positive for Covid-19, local officials said Thursday.</p>.<p>Health and sports officials at Hamamatsu city, west of Tokyo, said virus screenings were done before the judo delegation of around 30 members arrived there on Saturday.</p>.<p>None of the infected individuals came in contact with the athletes, they said.</p>.<p>The news comes as Tokyo prepares to host the Olympic Games mostly behind closed doors, with strict anti-infection measures placed on athletes, officials and journalists.</p>.<p>"Only those who have proof of a negative test are working" with the judo team, said Yoshinobu Sawada, a sports official at the city.</p>.<p>"We explained to the team that only (healthy workers) are in the bubble. We think they have understood the situation and our counter-infection measures," he told AFP.</p>.<p>A family member of one of the infected hotel workers also tested positive, Hamamatsu officials added.</p>.<p><strong>Also read: <a href="http://deccanherald.com/science-and-environment/delta-sub-lineages-ay1-ay2-unlikely-to-be-more-transmissible-than-delta-insacog-1008678.html" target="_blank">Delta sub-lineages AY.1, AY.2 unlikely to be more transmissible than Delta: INSACOG</a></strong></p>.<p>Tokyo is currently under a virus state of emergency, with infections surging. The city recorded 1,149 cases on Wednesday, the highest figure since January.</p>.<p>Several areas around the capital are under looser virus restrictions.</p>.<p>Olympic participants will be subject to strict virus rules and kept largely away from the Japanese public.</p>.<p>The International Olympic Committee said Wednesday that of over 8,000 people who arrived between July 1 and 13, just three tested positive after arrival and were isolated.</p>.<p>IOC chief Thomas Bach also pledged "not to bring any risk" to Japan with the Games, which are set to open on July 23.</p>