Aikido techniques stem from a harmony of body movement and "breath power" (kokyu-ryoku). Since its founding by Morihei Ueshiba, Aikido has become one of the most renowned martial arts in the world, teaching its practitioners the way of harmony as a spiritual path. With its rapid development in the postwar period, Aikido is now practiced by over a million-and-a-half people worldwide, of all ages and backgrounds. The two direct successors to the Founder...