A man wearing a face mask to protest against the coronavirus stands beside a display of air cleaners at an electronics retailer in Tokyo, Tuesday, January 12, 2021. The Tokyo area has been under a state of emergency since Friday to try to stop the spread of the virus. The banner at bottom reads: “Antivirus”. (Photo by Koji Sasahara/AP Photo)





Japanese macaques soak in a hot spring at the Hakodate Tropical Botanical Garden in Hakodate on Japan's northernmost main island of Hokkaido on January 12, 2021. (Photo by Kyodo News via Reuters)





Women dressed in kimonos pose for a selfie photograph at a deserted torii path Fushimi Inari Taish shrine on January 18, 2021 in Kyoto, Japan. Kyoto, along with a Osaka and several other prefectures, was brought under a state of emergency last week by the Japanese government as they grapple to contain the third, and most virulent, wave of Covd-19 coronavirus to hit the country. (Photo by Buddhika Weerasinghe/Getty Images)





Kyuta Kumagai, 10, practices sumo with his father Taisuke, 50, during a one-on-one training session which his father organized at the Buddhist temple Joshin-ji in Tokyo, Japan, September 2, 2020. “I didn't teach him anything, he could do various things naturally”, said Taisuke, a former amateur sumo wrestler. “There is a talent for sumo and he has that talent”. (Photo by Kim Kyung-Hoon/Reuters)





A large screen (top) shows Japanese Prime Minister Yoshihide Suga during a live broadcast of a press conference on a state of emergency declared for the greater Tokyo area amid the Covid-19 coronavirus pandemic, in Tokyo on January 7, 2021. (Photo by Philip Fong/AFP Photo)





A woman wearing a protective mask to help curb the spread of the coronavirus walks at a pedestrian street in Tokyo, Wednesday, January 20, 2021. The Japanese capital confirmed more than 1,200 new coronavirus cases on Wednesday. (Photo by Eugene Hoshiko/AP Photo)





A woman walks at Shibuya district in Tokyo on January 8, 2021, during the first day under a state of emergency over the Covid-19 coronavirus pandemic. (Photo by Philip Fong/AFP Photo)





Participants deflate balloons in hope of neutralizing and demolishing nuclear warheads, during a memorial gathering at Peace Park in Nagasaki, southern Japan Friday, January 22, 2021. The first-ever treaty to ban nuclear weapons entered into force on Friday, hailed as a historic step to rid the world of its deadliest weapons but strongly opposed by the world's nuclear-armed nations. (Photo by Kyodo News via AP Photo)





Pedestrians, wearing protective masks against COVID-19, stand in strong wind in Tokyo, Japan, January 7, 2021. Japanese Prime Minister Yoshihide Suga declared a state of emergency Thursday for Tokyo and three other prefectures to ramp up defenses against the spread of the coronavirus. (Photo by Kim Kyung-Hoon/Reuters)





A security guard wearing a protective face mask is reflected on the surface of an object, amid the coronavirus disease (COVID-19) outbreak, at an observation deck in Tokyo, Japan on January 22, 2021. (Photo by Issei Kato/Reuters)





A man wearing a mask against the spread of the coronavirus carries a “kumade” or rake-shaped lucky charm for business during a New Year payer at a shrine Tuesday, January 5, 2021, in Tokyo. (Photo by Eugene Hoshiko/AP Photo)





People wearing protective face masks gather as they offer prayers on the first day of the New Year at the Kanda Myojin shrine, amid the coronavirus disease (COVID-19) outbreak in Tokyo, Japan, January 1, 2021. (Photo by Issei Kato/Reuters)





People wearing protective masks to help curb the spread of the coronavirus take usually crowded escalators at a shopping arcade in Tokyo Saturday, January 9, 2021. The Japanese capital confirmed more than 2200 new coronavirus cases on Saturday. Japanese Prime Minister Yoshihide Suga declared a state of emergency last Thursday for Tokyo and three other prefectures to ramp up defenses against the spread of the coronavirus. (Photo by Eugene Hoshiko/AP Photo)





Kimono-clad women wearing protective face masks walk in front of Japanese Sake barrel decorations for the year-end and New-Year at Meiji Shrine, amid the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan, December 31, 2020. (Photo by Issei Kato/Reuters)





People wearing face masks to protect against the spread of the coronavirus walk on the Odaiba waterfront as Olympic rings is seen in the background in Tokyo, Tuesday, January 26, 2021. (Photo by Koji Sasahara/AP Photo)





A woman wearing a protective mask to help curb the spread of the coronavirus stands is seen though a scribbled glass window as she walks along pedestrian crossings in the Shibuya area of Tokyo Tuesday, January 5, 2021. Japanese Prime Minister Yoshihide Suga says vaccine approval is being speeded up to curb the spread of the coronavirus, and he promised to consider declaring a state of emergency. The Japanese capital confirmed more than 1200 new coronavirus cases on Tuesday. (Photo by Eugene Hoshiko/AP Photo)





Participants sit with social distancing as a preventive measure against the Covid-19 coronavirus during a coming-of-age ceremony in Namie, Fukushima Prefecture on January 9, 2021. (Photo by JIJI Press/AFP Photo)





Participants wearing protective face masks amid the coronavirus disease (COVID-19) outbreak, pray as they take an ice-cold bath during a ceremony to purify their souls and to wish for overcoming the pandemic at the Teppozu Inari shrine in Tokyo, Japan, January 10, 2021. (Photo by Kim Kyung-Hoon/Reuters)





People look at rapeseed as Mount Fuji is seen in background at Azumayama Park in Ninomiya, Kanagawa Prefecture on January 25, 2021. (Photo by JIJI Press via AFP Photo)