Yang's Martial Arts Association (YMAA) - Classes and seminars in traditional Chinese Gongfu (Wushu) and ancient Qigong. Founded by Dr. Yang Jwing-Ming. Books and instructional videotapes. - http://school.ymaa.com/
Boston Martial Arts Center - Offering Togakure-Ryu Ninjutsu, Bujinkan Budo Taijutsu and cardio kickboxing. Features programs and schedule. - http://www.boston-ninpo.com/