Columbia subject headings:
Harvard subject headings:
Tōhoku Region (Japan)--Antiquities.
Tōhoku Region (Japan)--History.
Princeton subject headings:
Emishi--History.
Hokkaido (Japan)--History--To 1185.
Tōhoku Region (Japan)--History--To 1185.
Tōhoku Region (Japan)--Social life and customs.