Columbia subject headings:
Harvard subject headings:
China--Relations--Japan.
Chinese--Japan--History.
Japan--History--To 794.
Japan--Relations--China.
Japan--Relations--Korea.
Korea--Relations--Japan.
Koreans--Japan--History
Princeton subject headings:
China--Relations--Japan.
Chinese--Japan--History.
Japan--History--To 794.
Japan--Relations--China.
Japan--Relations--Korea.
Korea--Relations--Japan.
Koreans--Japan--History.