Columbia subject headings:
Harvard subject headings:
China--Relations--Japan.
Chinese--Japan--Nagasaki-shi--History.
Japan--Foreign relations--1600-1868.
Japan--Relations--China.
Nagasaki-shi (Japan)--Ethnic relations.
Princeton subject headings:
China--Commerce--Japan--History.
Chinese--Japan--Nagasaki-shi--History.
Japan--Commerce--China--History.
Merchants, Chinese--Japan--Nagasaki-shi--History.