A man takes pictures of cherry blossoms at a shrine as snow falls, in Tokyo, Japan. (AP Photo/Jae C Hong)
People wearing face masks walk through the Zojoji Buddhist temple, some photographing the bloomed cherry blossoms, in Tokyo, as Tokyo Tower looms over in the background. (AP Photo/Kiichiro Sato)A woman wearing a protective face mask to help stop the spread of the coronavirus rides a bicycle past blooming cherry blossom trees in Tokyo. Japan. (AP Photo/Eugene Hoshiko)People wearing protective face masks walk under the bloomed cherry blossoms as petals fall from the trees at Zojoji Buddhist temple, in Tokyo. Japan. (AP Photo/Kiichiro Sato)A man wearing a protective face mask walks under blooming cherry blossoms in Tokyo. Japan. (AP Photo/Eugene Hoshiko)A woman wearing a protective face mask walks past blooming cherry blossom trees in Tokyo. Japan. (AP Photo/Eugene Hoshiko)A man wearing a protective face mask stands near blooming cherry blossom trees in Tokyo. Japan. (AP Photo/Eugene Hoshiko)People wear face masks to protect against the spread of coronavirus as they take photos of blossoms at Yuyuantan Park in Beijing, China. (AP Photo/Mark Schiefelbein)A man wears a face mask to protect against the spread of coronavirus as he walks among blossoms at Yuyuantan Park in Beijing, China. (AP Photo/Mark Schiefelbein)A woman wears a face mask to protect against the spread of coronavirus as she takes a photo of blossoms at Yuyuantan Park in Beijing, China. (AP Photo/Mark Schiefelbein)A girl wears a face mask to protect against the spread of coronavirus as she poses for a photo with blossoms at Yuyuantan Park in Beijing, China. (AP Photo/Mark Schiefelbein)Visitors wear face masks to protect against the spread of coronavirus as they pose for a photo with blossoms at Yuyuantan Park in Beijing, China. (AP Photo/Mark Schiefelbein)A family wearing face masks to help protect against the spread of the new coronavirus walks under the blooming cherry blossoms in Seoul, South Korea. (AP Photo/Ahn Young-joon)A family wearing face masks to help protect against the spread of the new coronavirus walks under the blooming cherry blossoms in Seoul, South Korea. (AP Photo/Ahn Young-joon)A man and woman are shown through cherry blossom trees wearing masks while waiting in line to enter a market in Japantown in San Francisco, US. (AP Photo/Jeff Chiu)