佳子公主，Princess Kako (佳子内親王 Kako Naishinnō, born 29 December 1994) is the second daughter of Prince Fumihito and Princess Kiko, and a member of the Japanese Imperial Family.[1] She is the niece of Emperor Naruhito and the second-eldest grandchild of Emperor Emeritus Akihito and Empress Emerita Michiko.