Columbia subject headings:
Harvard subject headings:
Fiefs--Japan--History.
Japan--Economic conditions--To 1868.
Japan--Politics and government--1333-1600.
Japan--Politics and government--1600-1868.
Princeton subject headings:
Fiefs--Japan--History--Addresses, essays, lectures.
Japan--Economic conditions--To 1868--Addresses, essays, lectures.
Japan--Politics and government--1333-1600--Addresses, essays, lectures.
Japan--Politics and government--1600-1868--Addresses, essays, lectures.