The 7×20mm Nambu is a
rimless,
bottleneck handgun cartridge designed in
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
for use in the
Type B or "Baby" model
Nambu pistol
are a series of semi-automatic pistols produced by the Japanese company Koishikawa Arsenal, later known as the Koishikawa Arsenal, Tokyo Artillery Arsenal.Hogg, Ian, ''Pistols of the World 4th Edition'' (2004) p. 191. The series has three variant ...
. The cartridge is a scaled-down version of the
8×22mm Nambu used in all other Nambu pistol models. It has a muzzle energy greater than that of the
.25 ACP and closer to the
.32 ACP.
References
* ''The Hand Cannons of Imperial Japan'', Derby, H., 1981, Taylor Publishing Company, ISBN 0-940424-00-2
* The Weapons Series no. 5 THE BABY NAMBU Japanese 7-mm. Pistol, Marsh, Roger, 1946, Pub. by the author.
Pistol and rifle cartridges
Military cartridges
World War II infantry weapons of Japan
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