The Shokei, mainly in the Heian period, referred to a person of the highest rank in an organization or a function that nobles were involved in, but the Shokei commonly served in the following two posts:
上卿（しょうけい）は、主に平安時代において、公卿が関わる組織、役目の中の筆頭の者を指すが、通常現れるのは次ぎの２つである。