Columbia subject headings:
Harvard subject headings:
Diplomatics, Japanese.
Japan--Politics and government--1600-1868--Sources.
Japan--Social life and customs--1600-1868--Sources.
Tanuma, Okitsugu, 1719-1788.
Princeton subject headings:
Japan--History--Sources.
Japan--History--Tokugawa period, 1600-1868.
Tanuma, Okitsugu, 1719-1788.