Photo/Illutration Commuters wearing face masks walk in a passageway during rush hour at Shinagawa Station on July 12 in Tokyo. (AP Photo)

Tokyo registered 502 new COVID-19 cases on July 12, 160 more than a week ago, metropolitan health officials said.

It marks the 23rd straight day the daily count has risen week on week in the capital.

The seven-day average of new cases over the week through July 12 was 756.7, an increase of 29.2 percent from the preceding week.

The three-day average of tests performed through July 11 was 5,480, according to officials.

Of the newly confirmed infections, patients in their 20s formed the largest group, at 172.

They were followed by 102 in their 30s, 91 in their 40s and 50 in their 50s. There were 16 patients 65 or older.

Tokyo’s number of serious COVID-19 cases requiring ventilators or an extracorporeal membrane oxygenation (ECMO) device, which circulates blood through an artificial lung, stood at 55, down six from the day before.

There were no new deaths reported. 

Officials noted there was a coronavirus outbreak in the Central Wholesale Market in Ota Ward, affecting 11 workers there.