This refers to a member of the aristocracy who served in the imperial court of Japan, particularly during the Heian period. These individuals held significant social status and influence within the court.

This meaning emphasizes the social class and status associated with being a member of the aristocracy. Nobility often involves privileges and responsibilities that come with this social standing.

This meaning refers to the institution and the setting in which court nobles operated, often epitomizing the political and cultural life of the time.