Photo/Illutration Fans rooting for Rakuten Eagles pitcher Masahiro Tanaka, formerly with the New York Yankees, at Tokyo Dome on April 17 during his first game after returning to Japanese professional baseball (The Asahi Shimbun)

Tokyo confirmed 543 fresh novel coronavirus infections on April 18, down from 759 the day before.

Of the latest figure, 145 patients were in their 20s, the largest age group, followed by 107 in their 30s and 83 in their 40s.

There were 71 new patients aged 65 or older.

Tokyo remains under quasi-emergency anti-virus measures.

In Aichi Prefecture, 207 new cases were confirmed, exceeding 200 for a fifth consecutive day,

On April 17, Japan confirmed 4,802 fresh cases of COVID-19, the highest since the second state of emergency declaration was lifted across the country on March 22.

It was the fourth day in a row for the nationwide tally to exceed 4,000.

The number of patients with serious symptoms reached 702, up 32 from the previous day and the highest level since Feb. 12.