Columbia subject headings:
Diplomatics, Japanese.
Japan--Archival resources.
Japan--History--1185-1868--Sources.
Harvard subject headings:
Diplomatics, Japanese.
Japan--Archival resources.
Japan--History--1185-1868--Sources.
Princeton subject headings:
Diplomatics, Japanese.
Japan--History--Azuchi-Momoyama period, 1568-1603--Sources.
Japan--History--Muromachi period, 1336-1573--Sources.
Japan--History--Tokugawa period, 1600-1868--Sources.