Officials in Tokyo on Thursday confirmed 1,979 new coronavirus infections in the capital.
The figure was 671 higher than a week ago. The recent rapid resurgence shows no signs of receding.
Tokyo's average number of infections for the seven days through Thursday was 1,373.4, up 55.7 percent from the previous week.
The total number of cases in the capital now stands at 195,041.
Tokyo officials said 65 people are in serious condition, up one from Wednesday. They also said no fatalities were confirmed in the capital on Thursday.