Columbia subject headings:
Japan--Court and courtiers--History--To 1500.
Japan--History--Heian period, 794-1185.
Japan--Officials and employees--History--To 1500.
Nobility--Japan--History--To 1500.
Harvard subject headings:
Japan--Court and courtiers
Japan--Court and courtiers--History--To 1500.
Japan--History--Heian period, 794-1185
Japan--Officials and employees--History--To 1500.
Nobility--Japan
Nobility--Japan--History--To 1500.
Princeton subject headings:
Japan--Court and courtiers.
Japan--History--Heian period, 794-1185.
Nobility--Japan.