Do-jime
Do-jime is a chokehold in judo. It is one of the twelve constriction techniques of Kodokan Judo in the Shime-waza list. Do-jime is one of the four forbidden techniques, Kinshi-waza. Do-jime is also a prohibited technique in Judo competitions, and is considered a 'major infringement', which awards the executer with Hansoku-make according to IJF rules, Section 18.2.2: Prohibited acts and penalties, article 21.