It is said that the name of Mt. Zenbu (膳部山) in Fukui Prefecture came from the name of the Kashiwade clan (膳氏) (both have the same kanji character, 膳, with different readings), and many large keyhole-shaped tomb mounds remain around Mt. Zenbu.
実際に福井県の膳部山は膳氏の名前が由来であると言われ、膳部山周囲に多数の前方後円墳が残る。