were officials of the Tokugawa shogunate in Edo period Japan. This bakufu title identifies an official with responsibility for superintending all mines, mining and metals-extraction activities in Japan. List of kinzan-bugyō Kakizaki Sakuzaemon See also Bugyō Kinza – Gold za (monopoly office or guild). Ginza – Silver za (monopoly office or guild). Dōza – Copper za (monopoly office or guild). Notes References Hall, John Wesley. (1955). Tanuma Okitsugu: Forerunner of Modern Japan. Cambridge: Harvard University Press. Walker, Brett L. (2001). The Conquest of Ainu Lands: Ecology and Culture in Japanese Expansion, 1590–1800. Berkeley: University of California Press. Government of feudal Japan Officials of the Tokugawa shogunate Mining in Japan