Korean People's Navy
The Korean People’s Army Navy (KPANF; Korean: 조선인민군 해군; Hanja: 朝鮮人民軍 海軍; Chosŏn-inmingun Haegun; lit. ’Korean People’s Military Navy’) or the Korean People’s Navy (KPN), is the naval component of the Korean People’s Army, the North Korean armed forces.
There are some 780 vessels including 70 midget submarines (including the Yono-class submarine and Sang-O-class submarine), 20 Romeo-class submarines, and about 140 air cushioned landing craft.