Photo/Illutration Tokyo Governor Yuriko Koike and other officials at a March 12 meeting to monitor the spread of the novel coronavirus in the capital (Momoko Ikegami)

Tokyo confirmed 239 novel coronavirus infections on March 14, the first time in five days for the daily count to drop below 300.

The average case per day over the week through March 14 was 279.1, representing an increase of 9.8 percent from the preceding week, metropolitan government health officials said.

The number of serious COVID-19 cases requiring ventilators or an extracorporeal membrane oxygenation (ECMO) device, which circulates blood through an artificial lung, stood at 41.

Of the newly confirmed infections, 46 patients were in their 20s, followed by 37 in their 30s and 36 in their 40s.