Japan's Prince Hisahito, who is second in line to the imperial throne, has tested positive for COVID-19, the Imperial Household Agency said Thursday.The nephew of Emperor Naruhito has a high fever and will rest at his residence until Monday, it said, adding the prince's parents, Crown Prince Fumihito and Crown Princess Kiko, have tested negative.The prince, a second-year student at the Senior High School at Otsuka, University of Tsukuba, had a fever on Wednesday after returning from school but tested negative for COVID-19 at the time.With the fever unabated on Thursday morning, he retook th…READ FULL ARTICLE