In small (10,000-koku) domains, most of the Karo officers whose families had occupied the Karo post for generations earned around 300 koku of kuramai (rice crop given as salary).
小藩（1万石）の家老は、家老連綿の家格の出身者の場合で、おおむね300石前後の蔵米取りの者が多かった。