Title: Sengoku daimyō no "gaikō"
Subjects: Politics and government, History, Daimyo, Political science, Nihon-Rekishi-Muromachi jidai, Nihon-Rekishi-Azuchi momoyama jidai, Daimyō, Kōshō
Places: Japan
Time periods: 16th century, Period of civil wars, 1480-1603