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Dominion (ドミニオン, Dominion) is a Japanese manga written and illustrated by Masamune Shirow. Set in the fictional city of Newport, Japan, in a future in which bacteria as well as air pollution have become so severe that people must wear gas masks when outdoors, the series follows a police squadron that uses military-style tanks. Dominion has been adapted into three original video animation series: the first, Dominion Tank Police, was released in 1988, the second, New Dominion Tank Police in 1993, and the third, Tank S.W.A.T. 01 in 2006.