Rumiko was a daughter of Ukemitsu (承光) YANAGIWARA, who married into the family through a granddaughter of Yoshimitsu; Rumiko was a candidate to become the wife of Imperial Prince Naruhito.
義光の孫娘に婿入りした柳原承光の娘留美子は、徳仁親王のお妃候補として名前が挙がったことがある。