During and after the Edo period, researchers of yusoku kojitsu emerged among ordinary citizens along with the development of the study of classical literature, and made original studies free from the traditions of kuge and buke yusoku kojitsu, which showed stagnation as academics because they were transferred by heredity.
江戸時代以後、古典研究の発展に伴って民間でも有職故実の研究をする者が現れ、世襲化されて学問としては停滞が見られた公家や武家の有職故実の伝統に囚われない独自の研究が見られた。