On 28 November 1900, Prince Nashimoto married Nabeshima Itsuko (2 February 1882 - 18 August 1976), the second daughter of Marquis Nabeshima Naohiro, a former Japanese ambassador to Italy and the son of the last feudal lord (daimyō) of Saga Domain.
, (27 April 1907 - 25 August 1992) married Count Hirohashi Tadamitsu in 1926.