A complete personal defense study where we developed 48 personal defense techniques based on Nihon Jujutsu, traditional Judo and other Bujutsu schools with more than 330 photographs and detailed descriptions of all the movements. More than 220 pages of budo where we add historical reviews and technical concepts of the different types of aggressions, such as the grip of wrists, body hugs, neck grips, defenses against fist and leg shots and defenses...