Columbia subject headings:
Hokkaido (Japan)--History--17th century.
Hokkaido (Japan)--History--18th century.
Hokkaido (Japan)--History--19th century.
Tōhoku Region (Japan)--History--17th century.
Tōhoku Region (Japan)--History--18th century.
Tōhoku Region (Japan)--History--19th century.
Harvard subject headings:
Hokkaido (Japan)--Civilization.
Hokkaido (Japan)--History.
Tōhoku Region (Japan)--Civilization.
Tōhoku Region (Japan)--History.
Princeton subject headings:
Hokkaido (Japan)--Civilization.
Hokkaido (Japan)--History.
Tōhoku Region (Japan)--Civilization.
Tōhoku Region (Japan)--History.