A pedestrian walks near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

Pedestrians walk near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

Photo taken on March 24, 2020 shows a Tokyo 2020 Olympic Games countdown clock outside Tokyo Station in Tokyo, Japan. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

A pedestrian walks near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

A pedestrian walks near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

Pedestrians take photos of a Tokyo 2020 Olympic Games countdown clock outside Tokyo Station in Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

A pedestrian walks near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

Photo taken on March 24, 2020 shows a Tokyo 2020 Olympic Games countdown clock outside Tokyo Station in Tokyo, Japan. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

A pedestrian walks near a Tokyo 2020 Olympic Games countdown display in Shimbashi district of Tokyo, Japan, March 24, 2020. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

Photo taken on March 4, 2013 shows a pedestrian standing by the posters of the Tokyo's bid to host the 2020 Summer Olympic Games in Tokyo, Japan. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Photo by Kenichiro Seki/Xinhua)

File photo taken on March 20, 2019 shows Tokyo 2020 Torch Relay Ambassador, Japanese athlete Tadahiro Nomura (R) and torch designer Tokujin Yoshioka unveiling the prototype of the Tokyo 2020 Olympic Torch in Tokyo, Japan. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Xinhua/Du Xiaoyi)

File photo taken on March 12, 2020 shows Greek actress Xanthi Georgiou, playing the role of an ancient Greek High Priestess, lighting the torch of the Olympic Flame during the flame lighting ceremony for Tokyo 2020 Olympic Games in Olympia, Greece. Japanese Prime Minister Shinzo Abe announced on Tuesday that Japan and the International Olympic Committee (IOC) have agreed to postpone the Tokyo Olympic and Paralympic Games by one year. (Photo by Antonis Nikolopoulos/Xinhua)