Columbia subject headings:
Harvard subject headings:
Asia--Foreign relations--Japan.
Asia--Politics and government
Europe--Foreign relations--Japan.
Europe--Politics and government--20th century.
Japan--Foreign relations--Asia.
Japan--Foreign relations--Europe.
Princeton subject headings:
Asia--Foreign relations--Japan.
Asia--Politics and government.
Europe--Foreign relations--Japan.
Europe--Politics and government--20th century.
Japan--Foreign relations--Asia.
Japan--Foreign relations--Europe.