Photo/Illutration People wearing face masks to help protect against the spread of the novel coronavirus walk across an intersection in Tokyo on Aug. 24. (AP Photo)

Tokyo reported 4,220 fresh COVID-19 cases on Aug. 24, down 157 from a week ago, metropolitan health officials said.

They also said nine patients in their 40s through 90s died from COVID-19.

The seven-day average of new cases over the week through Aug. 24 in the capital was 4,636.9, rising 2.4 percent from the figure for the preceding week.

The number of tests performed from Aug. 21 to Aug. 23 averaged 11,335.7.
Serious cases requiring a ventilator or ECMO heart-lung bypass machine in the capital were down by four from the previous day to 268 on Aug. 24.

Tokyo does not count patients in ICUs as serious cases if they were not on a ventilator or ECMO.

Of the 4,220 newly confirmed infections, patients in their 20s accounted for 1,282 cases. They were followed by 881 in their 30s, 674 in their 40s and 434 teenagers.

Patients in their 50s stood at 424, while those 65 or older totaled 189.