Self-Defense - Judo - Juji Gatame Human Weapon: This video tutorial shows you how to do a Juji Gatame. The juji-gatame is derived from judo.(十字固, "cross armlock" or technically referred to as ude-hishigi-juji-gatame.
Human Weapon video tutorial: Leg Sweep or leg trip refers to a technique in which the combatant performing the leg trip uses his or her own leg(s) to off-balance an opponent, hence causing the opponent to fall to the ground.