Columbia subject headings:
Harvard subject headings:
Castles--Japan
Fortification--Japan
Japan--History--Azuchi-Momoyama period, 1568-1603.
Toyotomi, Hideyoshi, 1536?-1598
Princeton subject headings:
Castles--Japan.
Fortification--Japan.
Japan--History--Azuchi-Momoyama period, 1568-1603.
Toyotomi, Hideyoshi, 1536?-1598.