noun
imperial investiture of a vassal lord (ancient China); document conferring peerage
Historical term referring to the Chinese practice of the emperor formally granting a title and fief to a subordinate ruler, often accompanied by a written edict. The term is not used in modern Japanese governance.
冊封は、古代中国で皇帝が諸侯に爵位を授ける儀式だった。
Sakuhō was a ceremony in ancient China where the emperor granted peerage to feudal lords.
この博物館には、冊封の際に用いられ
A replica of the document used during the investiture is on display at this museum.
From Chinese 冊封 (cèfēng), composed of 冊 'document, edict' and 封 'to enfeoff, grant territory'. The term entered Japanese as a historical concept related to ancient Chinese political practices.