Stephen K Hayes, "Ninja combat method: A training overview manual".
Publisher: Beaver Products | ISBN: 0658947825 | 1975 edition | PDF | 32 Pages | 1.36 MB
Ninjutsu, the "art of stealth", is a system of fighting techniques, intelligence gatherings and psychological warfare that has been practiced for over nine hundred years. Made famous by the r.inja spies and commandos of feudal Japan, ninjutsu is one of the nost all-encompassing arts of self-protection in the world. The art of ninjutsu actually had its rrost extensive use in the four hundred years of the thirteenth through seventeenth centuries in Japan. During this period of civil turmoil, the mystical art of the ninja was refined to a deadly science of individual war tactics.