Columbia subject headings:
Harvard subject headings:
Architecture--Japan--Edo period, 1600-1868--Catalogs.
Castles--Japan--Designs and plans--Catalogs.
Japan. Kunaichō. Shoryōbu--Catalogs.
Nakai family--Archives--Catalogs.
Palaces--Japan--Designs and plans--Catalogs.
Princeton subject headings:
Castles--Designs and plans.
Castles--Japan--History--Sources.
Nakai family--Archives.