He was the first son of Hachijonomiya Imperial Prince Toshihito and his biological mother was Tsuneko KYOGOKU, a daughter of Takatomo KYOGOKU who was a member of the daimyo (Japanese feudal lord) of Tango Province.
八条宮智仁親王第1王子、生母は丹後国主京極高知の娘京極常子。