In Chiba Prefecture, 7892 people were newly infected with the new coronavirus on the 20th.
2107 people increased compared to Saturday a week ago.
On the other hand, it was announced that the five people announced from the 9th to the 16th of this month would be excluded from the infected.
The total number of infected people has reached 776,921.
This number of infected people does not include the number of people registered as infected people at the "Positive Person Registration Center", a dedicated site for those who have been confirmed to be positive by self-testing using antigen test kits.
In addition, 12 new deaths were announced, including those in their 60s to 90s.
A total of 2,103 people have died.