TOKYO -- Japan is preparing to offer a fourth COVID-19 vaccine dose to adults as early as summer in an effort to prevent a new surge of infections after the sixth wave has begun to subside.
Children between 12 and 17 years old to get third doses starting in April

A woman receives a shot of the coronavirus vaccine in Tokyo. © Kyodo
TOKYO -- Japan is preparing to offer a fourth COVID-19 vaccine dose to adults as early as summer in an effort to prevent a new surge of infections after the sixth wave has begun to subside.