The rear naked choke, is a chokehold in martial arts applied from an opponent's back. The word naked in this context refers to the fact that this hold does not involve the use of a keikogi or training
Soldier executing a figure-four variant with hooks.
Khmer bas relief of rear naked choke hold with a Body triangle (grappling).
Rear naked choke hold during Marine Corps Martial Arts Program training session
Grabbing the opponent's free hand is a way to prevent him from fully locking the choke.
Kata-Ha-Jime, also spelled Katahajime, is a chokehold in judo. It is one of the twelve constriction techniques of Kodokan Judo in the Shime-waza list.
Illustration of Kataha-jime judo choke