When Gekikyoku was separated from Shonagonkyoku later, officials belonged to Shonagonkyoku, Sabenkankyoku, Ubenkankyoku, and Gekikyoku, were called Jokan.
後に少納言局から外記局が分立して少納言局・左弁官局・右弁官局・外記局に属する官人を政官（じょうかん）と称した。