Tokyo reported 206 new coronavirus infections on Sunday, topping the 200 mark for the fourth straight day for the first time ever.

The capital also reported 206 cases on Saturday, accounting for more than half of the total of 383 new cases across Japan for the day.

The Osaka Prefectural Government reported 32 cases in the prefecture Sunday, out of which 21 were designated as having unknown infection routes. With Sunday's figures, Osaka issued a yellow light warning based on its own criteria to judge the seriousness of the outbreak. The criteria include the number of patients with unknown infection routes in the past week doubling compared to the number for the previous week, and the number of new cases in the past week exceeding 120.