Also it was ordered by Shogun Ieyasu TOKUGAWA for the marriage of the daughter of Katsuyori TAKEDA, Sada, and bear the family name Miyahara only for the family head and his legitimate child and to bear the name of Anayama for the child born out of wedlock.
また、将軍徳川家康から武田勝頼の娘・貞との結婚と当主及び嫡子のみが宮原姓を称し、庶子は穴山姓を称することを命じられた。