The Tokyo Metropolitan Government reported 8,018 new cases of the coronavirus on Saturday.
That's down 1,970 from a week ago.
The daily tally in the capital has fallen week-on-week for 27 straight days.
The seven-day average stood at 8,333, which was 83.5 percent of the figure for the previous week.
Tokyo officials say 24 seriously ill patients are on ventilators or ECMO heart-lung machines.
They also said 10 people infected with the virus died on Saturday.