On the sidelines at the Tokyo Olympics

Fireworks are reflected in a mirror as people watch from outside the stadium during the Tokyo 2020 Olympics Opening Ceremony at Olympic Stadium, Tokyo, Japan, July 23, 2021. REUTERS/Issei Kato

Volunteers walk holding their hands at a transport station during the Tokyo 2020 Olympic Games in Tokyo, Japan July 23, 2021. REUTERS/Jorge Silva

People walk outside the Olympic Stadium before the opening ceremony at the Tokyo 2020 Olympics, July 23, 2021. REUTERS/Leonhard Foeger

A note reading "Faster, Higher, Stronger" is seen during training at the Mountain Bike Course, July 23, 2021. REUTERS/Christian Hartmann

Journalists work inside the Olympic Stadium before the opening ceremony, July 23, 2021. REUTERS/Marko Djurica

A 'pasta sandwich' inside a boxed breakfast, delivered by a hotel is pictured during Tokyo 2020 Olympic Games, July 22, 2021. REUTERS/Ivan Alvarado

Members of the media ride in a crowded bus to the Main Press Center (MPC) at the Tokyo 2020 Olympic Games, July 23, 2021. REUTERS/Mike Segar

General view inside the Olympic Stadium before the opening ceremony, July 23, 2021. REUTERS/Leah Millis

A photographer takes pictures of table tennis training at the Tokyo Metropolitan Gymnasium during the Tokyo 2020 Olympic Games, Japan, July 23, 2021. REUTERS/Thomas Peter

A coffee, bread and a banana are seen on a breakfast table at a hotel where members of the media stay ahead of the Tokyo 2020 Olympic Games in Fujisawa, July 23, 2021. REUTERS/Carlos Barria

A volunteer observes social distancing as he eats in the cafeteria of the Tokyo Metropolitan Gymnasium during the Tokyo 2020 Olympic Games, July 23, 2021. REUTERS/Thomas Peter

Volunteers have fun spelling out '2020' using their arms in the shape of letters, after the archery ranking qualifications at Yumenoshima Archery Field, during the Tokyo 2020 Olympic Games, July 23, 2021. REUTERS/Clodagh Kilcoyne

A basket of sweets is seen at a hotel where members of the media stay ahead of the Tokyo 2020 Olympic Games in Fujisawa, July 23, 2021. REUTERS/Carlos Barria

A woman watches the opening ceremony of the Tokyo 2020 Olympics on TV in the main press centre, July 23, 2021.     REUTERS/Kevin Coombs

A worker loads products into a vending machine for official merchandise at the Tokyo 2020 Olympic Games, July 23, 2021.   REUTERS/Brian Snyder

Cheerleaders from the "All Japan Cheer Organization" perform in protective masks due to COVID-19, to cheer people up in front of Shimbashi Station, one day before the start of the Tokyo 2020 Olympics in Tokyo, Japan July 22, 2021.  REUTERS/Androniki...more

A man crosses a street in Tokyo, Japan, July 21, 2021. Picture taken through a window from an official Olympic transport bus. REUTERS/Thomas Peter

Dog Mae rests in his owner's arm, in front of the Olympic Rings during sunset in Tokyo, Japan, July 20, 2021.   REUTERS/Kai Pfaffenbach

A member of staff wearing a protective face mask is seen in the stand during a soccer match at International Stadium Yokohama, Yokohama, Japan, July 22, 2021. REUTERS/Phil Noble

A combination of four different breakfast assortments by Reuters photographer Kai Pfaffenbach at hotel Washington where journalists wait in quarantine prior to the Games in Tokyo, Japan, July 12, 2021.  REUTERS/Kai Pfaffenbach

A young fan wears a face mask inside the stadium before women's soccer match between China and Brazil at Miyagi Stadium, Miyagi, Japan, July 21, 2021. REUTERS/Molly Darlington

David Rumbutis of Sweden, wearing a protective face mask, looks at his phone before training at the Ariake Gymnastics Centre, Tokyo, Japan, July 21, 2021. REUTERS/Mike Blake

Signs from the Japan Olympic team hang on the apartment building hosting Olympics participants at the Athletes Village, July 18, 2021. REUTERS/Kim Kyung-Hoon

People are seen in a reflection as they enjoy the view at Shibuya Sky observation deck in Tokyo, Japan, July 21, 2021.   REUTERS/Kai Pfaffenbach

Tokyo based pin collector Ryuhei Nishikubo displays his pins in front of the main media center in Tokyo, Japan July 20, 2021.     REUTERS/Fabrizio Bensch

A taxi driver waits outside a hotel in Tokyo, Japan, July 22, 2021. REUTERS/Clodagh Kilcoyne

Smokers maintain social distance as they wait for their turn to smoke at a designated outdoor area of the Main Press Center (MPC) in Tokyo, Japan, July 22, 2021. REUTERS/Susana Vera

A member of personnel looks on at the Media Transport Mall (MTM) bus station in Tokyo, Japan July 22, 2021. REUTERS/Maxim Shemetov

The Olympic Rings are seen in front of the skyline during sunset in Tokyo, Japan, July 22, 2021.   REUTERS/Kai Pfaffenbach

Youngsters play basketball at Komazawa Olympic Park in Tokyo, Japan July 21, 2021.  REUTERS/Edgar Su

Cables for photographers and broadcasters are seen at a pitch side photo position at Tokyo Stadium, Tokyo, Japan July 21, 2021. REUTERS/Edgar Su

Lockers for journalists are pictured at Tokyo Stadium in Tokyo, Japan July 21, 2021. REUTERS/Edgar Su

People arrive at Shibuya Sky observation deck in Tokyo, Japan, July 21, 2021.   REUTERS/Kai Pfaffenbach

A security officer stands guard near the Athletes' Village in Tokyo, Japan, July 19, 2021. REUTERS/Naoki Ogura

A member of staff disinfects the balls during basketball 3x3 training at Aomi Urban Sports Park, Tokyo, Japan, July 21, 2021. REUTERS/Andrew Boyers

Japan's aerobatics team, the Blue Impulse, skywrite Olympic rings in a practice run ahead of the official opening of the Games, July 21, 2021. REUTERS/Kai Pfaffenbach

Workers stand socially distanced beside Olympic mascots at a corporate stand in the Media Press Centre in Tokyo, Japan July 21, 2021. REUTERS/Clodagh Kilcoyne

A Tokyo 2020 Olympic Games volunteer holds a sign as he cools off underneath a mist dispenser in Tokyo, Japan, July 21, 2021.  REUTERS/Thomas Peter

Athletes and people wearing protective face masks arrive at Narita International Airport from Doha, after a Qatar Airways flight, July 21, 2021. REUTERS/Amr Abdallah Dalsh

Staff spray disinfectant after the women's soccer match between Britain and Chile at Sapporo Dome, Sapporo, Japan, July 21, 2021. REUTERS/Kim Hong-Ji

A family member of a torch relay runner wearing a protective mask uses a portable electric fan to cool down as she attends a torch kiss event at Shinagawa Central Park in Tokyo, Japan, July 21, 2021. REUTERS/Issei Kato

A member of staff wearing a protective face mask cleans Ariake Gymnastics Centre in Tokyo, Japan, July 21, 2021. REUTERS/Mike Blake

A tour guide speaks during an escorted and controlled tour for media representatives in Tokyo, Japan, July 19, 2021. REUTERS/Molly Darlington

Members of Australian team wait to take the quantitative coronavirus antigen test after arriving at Narita International Airport in Narita, east of Tokyo, Japan July 17, 2021. REUTERS/Issei Kato

People protest against International Olympic Committee (IOC) President Thomas Bach's visit to Hiroshima, in Tokyo, Japan, July 16, 2021. REUTERS/Edgar Su