Japan's health ministry says it confirmed 54,378 new coronavirus cases nationwide and 284 deaths on Monday.
There are 687 seriously ill patients on ventilators, or ECMO heart-lung machines, down 15 from Sunday.
In Tokyo, 4,433 cases were confirmed. The daily tally is down 3,766 from a week ago, and is the fifth straight day to see a week-on-week decrease.
The ministry also confirmed 30 deaths in the capital. The number of seriously ill patients rose by two to 45.