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
Black belt (martial arts) a martial art. In Japanese martial arts the further subdivisions of black belt ranks may be linked to "dan" grades and indicated by 'stripes' on the belt. Yūdansha (roughly translating from Japanese to "person who holds a "dan" grade") is often used to describe those who hold a black belt rank. While the belt remains black, stripes or other insignia may be added to denote seniority, in some arts, very senior grades will wear differently colored belts. In judo and some forms of karate, a sixth dan will wear a red and white belt. The red and white belt is