Black belt (martial arts) of ability when using these tactics and are sometimes referred to as McDojos or belt factories. In some Japanese schools, after obtaining a black belt the student also begins to instruct, and may be referred to as a senpai (senior student) or sensei (teacher). In others, a black belt student should not be called sensei until they are sandan (third degree black belt), or the titles kyosa or sabom in Korean martial arts as second degree or higher, as this denotes a greater degree of experience and a sensei must have this and grasp of what is involved in teaching
Footwork (martial arts) to a great deal of the martial arts world, and is predominant in arts of Japanese and Korean influence such as many forms of Karate and Tae-Kwon-Do, as well as some grappling arts such as Jiu-Jitsu, Judo, Sambo and Shooto, and few forms of Chinese martial arts, such as Wing Chun and Bruce Lee's later incarnation, Jun Fan Gung Fu. Perhaps the most stark example of linear footwork, however, is that used in European fencing, especially within the modern sport aspect. Dominated by the philosophy that the fastest and most economical way to an opponent is a straight line, arts