Title: Kokusai Shinpojūmu Kankoku no Wajō to Ōsakajō shiryōshū
Subjects: Fortification, Congresses, History, Military leadership, Ōsakajō (Osaka, Japan)
Places: East Asia, Korea
People: Hideyoshi Toyotomi (1536?-1598)
Time periods: 16th century, Japanese Invasions, 1592-1598