as knife-hands and ridge-hands. Grappling , locks, restraints, throws, and vital point strikes are taught in some styles. [3] A karate practitioner is called a karateka .     Contents 1 History 1.1 Okinawa 1.2 Japan 2 Practice 2.1 Kihon 2.2 Kata 2.3 Kumite 2.4 Dojo Kun 2.5 Conditioning 2.6 Sport