Columbia subject headings:
Harvard subject headings:
Ambassadors--United States--Biography
Japan--Foreign relations--20th century.
Japan--Foreign relations--United States.
United States--Foreign relations--20th century.
United States--Foreign relations--Japan.
Princeton subject headings:
Ambassadors--United States--Biography.
Japan--Foreign relations--20th century.
Japan--Foreign relations--United States.
United States--Foreign relations--20th century.
United States--Foreign relations--Japan.