For the Hatamoto of the bakufu, it was custom for no Karo to be appointed, except for large Hatamoto with 3,000 or more koku of rice crop, special cases such as lineage to the Matsudaira family, masters of the Tokugawa shogun family, who although only possessing roughly 400 koku of rice crop, had kotaiyoriai status,
幕府旗本の場合は、3,000石以上の大身旗本、及び家禄が約400石ながら、交代寄合であった徳川将軍家の本家筋に当たる松平郷松平家の家系など特別な場合を除き、家老は置かれないのが通例である。