Columbia subject headings:
Discrimination--Japan--History--To 1500.
Social status--Japan--History--To 1500.
Harvard subject headings:
Discrimination--Japan--History
Japan--History--Kamakura period, 1185-1333--Sources.
Japan--Social conditions--To 1600.
Occupations--Japan--Sociological aspects.
Social classes--Japan--History
Princeton subject headings:
Discrimination--Japan--History.
Japan--History--1185-1600.
Social status--Japan--History.