The Tokyo Metropolitan Government says it confirmed 234 new cases of the coronavirus on Monday.
The figure is up 47 from a week ago. The daily tally has posted a week-on-week increase for 10 straight days.
This is the first time the figure for Monday has been above 200 this month.
The total number of infections in the capital now stands at 120,208.
Tokyo officials say the number of people in serious condition is 40 as of Monday.