Kiden hakase refers to a post established in Daigaku-ryo (Bureau of Education under the Ritsuryo system) in the early Heian period and taught Kidendo (the study of the histories), but, was integrated into Monjo hakase (Professor of Literature) later.
紀伝博士（きでんはかせ）とは、平安時代の初期に大学寮に置かれた役職で紀伝道を講じたが、後に文章博士に統合された。