The family crest of Naizen family are Goshichi no kiri and Hosokawa Kuyo (nine-planet crest), as well as Toki-Gikyo-mon as Ura-mon which was connected to Gracia of the AKECHI family.
内膳家紋は五七桐と細川九曜紋のほかに、裏紋として土岐桔梗紋がある（明智家ガラシャに因む）。