Self-Defense - Karate Punch Blocking "Uchi Uke" Human Weapon: This video tutorial shows you how to do a Karate Style Punch Block, This Move is called the ' Uchi Uke ' (outside mid-level block)
Self-Defense - Judo - Okuri eri jime Human Weapon: This video tutorial shows you how to do an Okuri eri jime. Okuri-Eri-Jime (送襟絞) is one of the twelve constriction techniques of Kodokan Judo in the Shime-waza list.
Human Weapon: This video tutorial teaches you the triangle choke technique.
Called Sankaku-Jime in judo, it's a type of figure-four chokehold which strangles the opponent by encircling the opponent's neck and one arm with the legs in a configuration similar to the shape of a triangle. The technique is a type of lateral vascular restraint that constricts the blood flow from the carotid arteries to the brain.