On 17 September 1984, the Prince became engaged to
Hisako Tottori, eldest daughter of
Shigejirō Tottori, whom he had met at a reception held by the
Canadian Embassy in Tokyo. They married on 6 December 1984. He was born as Prince Norihito of Mikasa, and received the title Prince Takamado (
Takamado-no-miya) and authorization to start a new branch of the Imperial Family on 1 December 1984 in celebration of his wedding. The couple had three daughters: • • ; following her marriage to Kunimaro Senge, a commoner, 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 . • ; following her marriage to Moriya Kei, a commoner, on 29 October 2018, Princess Ayako 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 . On 6 August 2019, it was announced that Ayako was expecting her first child in the autumn. On 17 November 2019, she gave birth to a son, Jō Moriya, at Aiiku Hospital in Tokyo. On 21 April 2022, it was announced that Ayako was pregnant with her second child, whose birth would take place in the summer. She gave birth to her second son on 1 September 2022, at Aiiku Hospital. On 10 May 2024, Ayako gave birth to her third son, and their parents decided that his name would not be made public. ==Public service==