Additionally, one of Gosanjo's wives was Koichijo's son, MINAMOTO no Motohira's daughter, MINAMOTO no Kishi, and she gave birth to his second prince, Imperial Prince Sanehito (Heian period) and third prince, Imperial Prince Sukehito.
また、後三条の妻のひとりに小一条の息子源基平の娘源基子がおり、第2皇子実仁親王(平安時代)と第3皇子輔仁親王を産んでいる。