Minato Research & Publishing Company, 1974. — 165 p. — ISBN: 0-87040-288-9.
Volume 4 of 5 contains variations of the basic techniques, using different attacks and focusing on the application of atemi. It contains a large section on kaeshi-waza (counter techniques). Eight early photos of the Founder Morihei Ueshiba add to the fascination of this technical volume.