Yamanashi Prefecture and Kofu City announced on the 11th that it has been confirmed that a total of four men and women in their teens to thirties who have lived in the prefecture have been newly infected with the new coronavirus.
The symptoms of the four are mild or asymptomatic.
A total of 1028 people have been confirmed infected in Yamanashi Prefecture.
Yamanashi Prefecture also announced that it has been newly confirmed that one woman living in the prefecture, which had been confirmed to be infected with the new coronavirus, is infected with the mutated virus.