In connection with the policy of receiving Kazunomiya, a granddauthter of her elder brother Sanehisa, into the royal kitchen of the 14th general Iemochi TOKUGAWA as part of the Kobugattai (combining noble and general) process, Anegakoji is said to have asked many times the Hashimoto family and her niece Keiko HASHIMOTO (Kazunomiya's mother) for the rank-down marriage of Kazunomiya.
兄・実久の孫娘・和宮を公武合体の一貫として14代将軍・徳川家茂の御台所に迎える政策で、姉小路は和宮の降嫁を橋本家や姪の橋本経子（和宮の母）に何度も要求したという。