Welcome to Maryville Martial Arts, Chief Instructor Michael Caldwell, 7th. Degree has been teaching the Isshinryu style of karate for over 18 years in his own school. Shihan has been teaching this form of karate and practicing it for over 30 years. This school teaches the old style, this includes, self dissaplin, respect for one self as well as for others. The class also helps build self confidence. The class teaches self defence, weapons, and history of Isshinryu.