Japan’s Crown Princess Kiko is unable to eat “normal meals” after contracting a mystery illness, it has been claimed. According to the Japanese publication The Mainichi, the royal mother-of-two has been ill since last year. The illness remains a mystery as Kiko tested negative for Covid-19. Doctors are currently conducting tests in an effort to identify a cure. These reports come as the princess looked happy in family photos that were released to celebrate the New Year. Princess Kako, 29, and Prince Hisahito, 17, were pictured with Crown Prince Fumihito and his wife, Crown Princess Kiko, durin…