According to documents such as "Kojidan" (Talks on old affairs), Kaneie consulted with his right-hand-men FUJIWARA no Arikuni, TAIRA no Korenaka, and TAIRA no Kunihira about which son should succeed Kaneie.
『古事談』などによると、兼家は自分の後継をどの息子にするかを腹心の藤原有国、平惟仲、平国平と諮った。