Columbia subject headings:
Harvard subject headings:
Japan--Foreign relations--Portugal--To 1868.
Japan--Foreign relations--Portugal.
Japan--Foreign relations--Spain--To 1868.
Japan--Foreign relations--Spain.
Japan--Relations--Portugal.
Japan--Relations--Spain.
Portugal--Foreign relations--Japan.
Portugal--Relations--Japan.
Portuguese--Japan--History.
Spain--Foreign relations--Japan--1516-1700.
Spain--Foreign relations--Japan.
Spain--Relations--Japan.
Spaniards--Japan--History.
Princeton subject headings:
Japan--Relations--Portugal.
Japan--Relations--Spain.
Portugal--Relations--Japan.
Portuguese--Japan--History.
Spain--Relations--Japan.
Spaniards--Japan--History.