Before long, the position of Myogyodo lecturer became conventionally inherited by the Nakahara and Kiyohara clans and Myogyodo itself became the study of Kunkogaku (annotation and interpretation of classical books) as well.
やがて明経道の教官職は中原氏・清原氏による世襲が事実上慣例化し、明経道そのものも専ら訓詁学研究に終始したようである。