(Anadolu file photo) ISTANBUL - The first member of Japan's imperial family infected with the coronavirus has been hospitalized after being diagnosed with pneumonia. Princess Yoko, 38, was reported to have caught Covid-19 on Tuesday but the latest medical reports showed doctors diagnosed her with pneumonia, Japan's Imperial Household Agency said in a statement on Wednesday to Tokyo-based Kyodo News. Yoko is the first member of Japan's imperial family to have been infected with the coronavirus. She was being treated inside the imperial palace before being brought to the University of Tokyo Hospital after her fresh medical reports came. Yoko is the daughter of the late Prince Tomohito, a cousin of former Emperor Akihito. Akihito stepped down from the throne in 2020, a historic first in Japan's imperial history. The princess complained of a sore throat on Monday and her test came positive for Covid-19 on Tuesday. No infection in her family nor her staff has been found so f