Antique Japanese chest armor <i>dou</i>. An <i>okegawa</i> style <i>dou</i> with bullet marks from being tested for resistance to gun fire <i>tameshi</i>.
Bashford Dean, Metropolitan Museum of Art (New York, N.Y.)
Helmets and body armor in modern warfare Metropolitan Museum of Art (New York, N.Y.)Yale University Press, 1920