Columbia subject headings:
Japan--History--1185-1600.
Kantō Region (Japan)--History.
Kantō Region (Japan)--Politics and government.
Tone River Valley (Japan)--History--To 1600.
Harvard subject headings:
Japan--History--1185-1600.
Kantō Region (Japan)--History.
Kantō Region (Japan)--Politics and government.
Tone River Valley (Japan)--History--To 1600.
Princeton subject headings:
Japan--History--1185-1600.
Kantō Region (Japan)--History.
Kantō Region (Japan)--Politics and government.
Tone River Valley (Japan)--History--To 1600.