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
Kwan (martial arts) many of the schools split during this period, with some factions still practicing (even today) their original martial arts styles. Kwan (martial arts) Kwan ( 館; ) in Korean literally means building or hall, but when used in martial arts it can also refer to a school or clan of martial artists who follow the same style and/or leader. In the context of taekwondo, the phrase "the five kwans" refers to the first five martial arts schools to open in Korea following the end of Japanese occupation at the end of World War II. The phrase "the nine kwans" refers