An illuminated sign reading "Don't be overcome by coronavirus" is pictured at a park in a nightlife district of Nagoya in Aichi Prefecture on Feb. 2, 2021. Japan extended the coronavirus state of emergency the same day for Tokyo, Osaka and other regions including the central Japan prefecture by one month to March 7. (Kyodo) ==Kyodo
Members of the World Health Organization's team investigating the origins of the coronavirus pandemic leave the Wuhan Institute of Virology in Wuhan, China, on Feb. 3, 2021. (Kyodo) ==Kyodo
