The purpose of this study was first, to examine the developmental aspect and problems of Traditional Martial Arts, especially Taekkyon organizations were exampled due to be one of the Korean cultural assets, second, to suggest the project of it. We are confronted with many problems in traditional martial arts weakness in traditionalism, exhibitionism, unconsidered commercialism, extreme nationalism, and the problems about appointment of cultural assets and so on. There are lots of Traditional Martial Arts organizations in Korea today called Traditional Martial Arts. But it is too hard to distinguish which one is true Traditional Martial Arts organization. So, we need to systemize some standards about tradition to be named Traditional Martial Arts truly. First, it should have changeability, continuality, peculiarity and presence. Second, it is to be systemized on the theory of Traditional Martial Arts. Third, it is to be taken popularity. In namely, the direction for Traditional Martial Arts development should be converted the discourse on tradition of Traditional Marti al Arts into the discourse on legitimacy. The assignments of Traditional Martial Arts in Korea were as follows. First, it should be organized and modernized a lot of Traditional Martial Arts organizations such as titled `The Council of Korean Traditional Martial Arts`. Second, it is obtained the identity of Traditional Martial Arts. Third, it is utilized for commercial profits. The essence of tradition is to be creative on the basis of assets of a past tense. The most important thing about the discourse on legitimacy of Traditional Martial Arts is also related to the life of modem society. That is to say, the real Traditional Martial Arts should be with the life of people today. The concept of Traditional Martial Arts included lots of rising martial arts or ganization should be called `Korean Martial Arts` widely.