Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Japan.
Families of royal descent--Japan.
Japan--History--Tokugawa period, 1600-1868.
Japan--Social life and customs--1600-1868.
Princeton subject headings:
Nobility--Japan--Social life and customs--17th century.
Nobility--Japan--Social life and customs--18th century.
Nobility--Japan--Social life and customs--19th century.
Second-born children--Japan--Social conditions--17th century.
Second-born children--Japan--Social conditions--18th century.
Second-born children--Japan--Social conditions--19th century.