Japan's Prime Minister Shinzo Abe speaks to the media upon his arrival at the entrance of the Prime Minister's office, as Tokyo 2020 Olympic mascot Miraitowa (L), and Paralympic mascot Someity (2nd L) are seen on August 24, 2020. Abe earlier in the day returned to hospital on August 24 for more medical checks, a government spokesman said, a week after a first visit that fuelled growing speculation about his health. (Photo by Kazuhiro Nogi/AFP Photo)





A lifeguard patrols on the beach during a summer heatwave in Fujisawa, Kanagawa prefecture on August 15, 2020. (Photo by Charly Triballeau/AFP Photo)





A woman wearing a face mask to protect against the coronavirus feels misting provided at a bus stop while talking with her grandson in Tokyo Thursday, August 20, 2020. (Photo by Hiro Komae/AP Photo)





A child cools off under a public fountain, amid the coronavirus disease (COVID-19) outbreak, during hot summer weather at a park in Tokyo, Japan on August 13, 2020. (Photo by Issei Kato/Reuters)





A visitor attaches a fortune telling slip of paper, also known as “omikuji”, to a display during her visit to Yasukuni Shrine in Tokyo on August 14, 2020, one day before the 75th anniversary of Japan's surrender in World War II. (Photo by Philip Fong/AFP Photo)





A woman wearing a face mask to protect against the spread of the coronavirus walks in the Haneda International Airport in Tokyo, Tuesday, September 1, 2020. Major Asian share indexes edged lower Tuesday in mostly muted trading after a retreat overnight on Wall Street. (Photo by Koji Sasahara/AP Photo)





People wearing face masks to protect against the spread of the new coronavirus stand in a sea of sunflowers in full bloom in Yokosuka park near Tokyo, Monday, August 17, 2020. (Photo by Koji Sasahara/AP Photo)





This undated photo provided Wednesday, August 26, 2020, by Osaka City Cultural Properties Association shows human bones buried in holes at the south section of the “Umeda Grave” burial site, in Osaka, western Japan. The photo was taken during the cemetery research between Sept. 2019 and Aug. 2020. Archaeologists have dug up remains of more than 1,500 people, many of them showing signs of death from epidemic, at a site of a 19th century mass grave during excavation ahead of a city development project near a main train station in Osaka, western Japan. (Photo by Osaka City Cultural Properties Association via AP Photo)





A general view shows buildings and the Tokyo Skytree (C) in Tokyo on August 15, 2020. (Photo by Charly Triballeau/AFP Photo)





Goldfishes are seen inside a water tank equipped with lenses on the surface in an artwork titled “Reflecterium” at the Art Aquarium Museum 2020 exhibition, produced by the Japanese Art Aquarium artist Hidetomo Kimura, in Tokyo, Japan on August 28, 2020. (Photo by Issei Kato/Reuters)





Visitors enjoy a swimming pool at night, amid the coronavirus disease (COVID-19) outbreak, at Toshimaen amusement park which will close 94 years after it first opened with part of the site to be turned into a new Harry Potter theme park in 2023, in Tokyo, Japan on August 21, 2020. (Photo by Issei Kato/Reuters)





Visitors watch fireworks, amid the coronavirus disease (COVID-19) outbreak, at Toshimaen amusement park which will close 94 years after it first opened with part of the site be turned into a new Harry Potter theme park in 2023, in Tokyo, Japan on August 21, 2020. (Photo by Issei Kato/Reuters)





Two women in traditional kimonos wear face masks to help curb the spread of the coronavirus as they visit the Sensoji temple in Tokyo on Friday, August 7, 2020. (Photo by Hiro Komae/AP Photo)





People wearing protective face masks watch the broadcast of a news conference of Japanese Prime Minister Shinzo Abe in Tokyo, Japan, August 28, 2020. (Photo by Kim Kyung-Hoon/Reuters)





Japan's ruling Liberal Democratic Party (LDP) Policy Research Council's chairman Fumio Kishida (1st row - 2nd R) raises his fist in the air with his faction members after announcing his candidacy for LDP leadership during a meeting in Tokyo on September 1, 2020. Japan's ruling party will vote September 14, 2020 on a replacement for Prime Minister Shinzo Abe, the country's longest-serving premier, who is resigning for health reasons, local media reported on September 1, 2020. (Photo by Charly Triballeau/AFP Photo)





Visitors queue to enter Yasukuni Shrine Saturday, August 15, 2020, in Tokyo. Japan marked the 75th anniversary of the end of World War II. (Photo by Eugene Hoshiko/AP Photo)





Visitors in Japanese Imperial army and navy uniforms enter Yasukuni Shrine, which honors Japan's war dead, Saturday, August 15, 2020, in Tokyo. Japan marked the 75th anniversary of the end of World War II. (Photo by Eugene Hoshiko/AP Photo)





A man and a woman wearing face masks to help curb the spread of the coronavirus walk at an underpass Thursday, August 27, 2020, in Tokyo. (Photo by Eugene Hoshiko/AP Photo)





A golden Daruma statue is displayed during an event at Osaka Takashimaya department store in Osaka City, Osaka Prefecture on August 13, 2020. 1.8-meter-high Daruma which demands the end of Coronavirus pandemic is made of about 1,700 gold leaves and costs JPY22,000,000 (about US$205,000) including tax. (Photo by The Yomiuri Shimbun via AP Images)





Pedestrians, many wearing protective masks, cross the road in Harajuku district on August 28, 2020 in Tokyo, Japan. Japan has so far 66,481 infections, 1,254 death and 53,482 recoveries from the virus, which includes the numbers of cases on the Diamond Princess cruise ship. (Photo by Takashi Aoyama/Getty Images)