Yamagata Prefecture announced on the 17th that 1,643 new people were confirmed to be infected with the new coronavirus.
As a daily announcement, 181 people exceeded the 1462 people on the 11th of this month, the highest number ever.
The total number of confirmed infections in Yamagata Prefecture has reached 60,217.
In addition, one person died, bringing the total number of people who died in Yamagata Prefecture to 121.