Japan's health ministry says it confirmed 10,554 new cases of the coronavirus in Tokyo on Wednesday, down 9,689 from a week ago.
The daily tally has marked a week-on-week decline for eight straight days.
The ministry also reported 22 deaths in the capital on Wednesday.
The number of seriously ill patients on ventilators or ECMO heart-lung machines was 47, up two from Tuesday.
Nationwide, 104,304 new infections and 218 deaths were confirmed on Wednesday.