Columbia subject headings:
Harvard subject headings:
Roads--Japan--Tōhoku Region--History.
Tōhoku Region (Japan)--History.
Ōshū Kaidō (Japan)--History.
Princeton subject headings:
Ōshū Kaidō (Japan)--History.
Roads--Japan--Tōhoku Region--History.
Tōhoku Region (Japan)--History.