Columbia subject headings:
Japan--Social conditions--1600-1868--Sources.
Wills--Japan--History--17th century.
Wills--Japan--History--18th century.
Wills--Japan--History--19th century.
Harvard subject headings:
Japan--Social conditions--1600-1868--Sources.
Wills--Japan
Princeton subject headings:
Japan--Social conditions--1600-1868--Sources.
Wills--Japan.