Such Myobo-ke were also formed by establishing heredity of the position of Myobo hakase who were originally instructors of Myobodo (study of ritsuryo codes) in Daigaku-ryo (Bureau of Education under the ritsuryo system) by changing Myobodo to hereditary learning.
明法家もまた、元は大学寮の明法道の教官であった明法博士の地位を明法道の家学化によってその世襲を確立させることで成立している。