A passerby wearing a protective face mask walks past a display showing the logo of Tokyo 2020 Olympic Games that have been postponed to 2021 due to the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan, Jan 23, 2021. [Photo/Agencies]

TOKYO — Japanese Prime Minister Yoshihide Suga on Tuesday extended the state of emergency over the COVID-19 pandemic in regions still struggling to contain coronavirus infections by one month to March 7.