Safety

·         Intentionally injuring an opponent is not permitted.

·         Punching, kicking, and other strikes are not allowed.

·         Touching the opponent's face is not allowed.

·         Attacking joints other than the elbow is not allowed.

·         Head dives are not permitted.

·          The technique known as kawazu gake is not permitted.

·         The technique known as kani basami is not permitted.

·         Wearing any hard or metallic object during competition is not permitted. The penalty for violating this rule is hansoku make (see Penalties, above). This includes wedding rings, earrings, hard-plastic protective gear, hair-ties with metal parts, wristwatches, and even press-studs on underpants.