Photo taken on July 22, 2021 shows a floating set of the Olympic rings at the Tokyo Bay in Tokyo, Japan. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Li He)
A staff member disinfects a table tennis table at Tokyo Metropolitan Gymnasium in Tokyo, Japan, July 22, 2021. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Wang Dongzhen)
Photo taken on July 22, 2021 shows the interior view of Ariake Gymnastics Centre in Tokyo, Japan. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Zheng Huansong)
A staff member works at the Main Media Center (MMC) of Tokyo 2020 in Tokyo, Japan, July 22, 2021. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Luo Yuan)
People pose for photos with a countdown clock near Tokyo Station in Tokyo, Japan, July 22, 2021. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Du Xiaoyi)
A staff member works at a transport site in Tokyo, Japan, July 21, 2021. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Zheng Huansong)
A staff member works at a post office at the Main Media Center (MMC) of Tokyo 2020 in Tokyo, Japan, July 22, 2021. The opening ceremony of Tokyo 2020 Olympic Games will be held on Friday. (Xinhua/Luo Yuan)