Columbia subject headings:
Harvard subject headings:
City planning--Japan--History--To 1500.
Communication and traffic--Japan--History--To 1500.
Princeton subject headings:
City planning--Japan--History--Heian period, 794-1185.
City planning--Japan--History--To 794.
Inland water transportation--Japan--History--Heian period, 794-1185.
Inland water transportation--Japan--History--To 794.
Roads--Japan--History--Heian period, 794-1185.
Roads--Japan--History--To 794.
Transportation--Japan--History--Heian period, 794-1185.
Transportation--Japan--History--To 794.