The Prince became engaged to Miss Hisako Tottori, eldest daughter of Mr. Shigejirō Tottori, on 17 September 1984, whom he had met at a reception held by the Canadian Embassy in Tokyo.
; following her marriage to Kunimaro Senge on 5 October 2014, Princess Noriko gave up her imperial title and left the Imperial Family as required by 1947 Imperial Household Law, took the surname of her husband and became known as .