Prime Minister Fumio Kishida has tested positive for COVID-19, the government announced Sunday, as the country continues to battle a seventh wave of infections.

Kishida, who is now resting at his official residence, started experiencing mild symptoms such as a slight fever and cough from Saturday night and took a PCR test on Sunday morning, which confirmed the positive result in the afternoon, according to the Prime Minister's Office.

The 65-year-old Japanese leader was was forced to cancel a planned trip to Tunisia to attend a key conference on African development, a source said Sunday.