The book is published in English by Alfonso Torregrossa, Shihan of Daito Ryu Aikijujutsu Renshinkan 7th dan and Instructor of Kyokushin Karate 3nd Dan under Soshi Kazuyuki Hasegawa 9th dan, one of the most highly respected and influential Karateka in the world of the Kyokushin Karate . Alfonso Torregrossa has written several books on martial arts, including Karate is life - Kyokushin Karate . Mas Oyama he creatively developed Kyokushin Karate through the wealth of knowledge and experiences he attained from a variety of martial art sources. Sosai Oyama was very proficient in Daito-Ryu-Aiki-Jitsu (his direct instructor was Kotaro Yoshida), It is from this martial art discipline that a majority of Sosai Oyama's self-defense movements and tech- niques were derived and developed from. Sosai Oyama teached this technique during his life, but during the 80's years he develloped more in the fight competition side, more populary, it's for that today Kyokushin is a lot of based on the competition. Some school practice self defense Kyokushin, but in generaly, it is unfortunately forget. The job of Sensei Alfonso is to bring his teachings to light, that's why he wrote this book. Alfonso Torregrossa Sensei shows you the magnificent Self Defense of Kyokushin Karate 護身術 極真カラテ . He explains how to defend yourself in various attack situations in a simple step-by-step manner. The book contains 200 pictures with different self-defense applications that you can easily master. You'll learn about this comprehensive Kyokushin Self-Defense technique. The book contains the history of Kyokushin Karate, its origins and how it grew to be an international phenomenon. No matter who you are, self-defense is important in the world we live in Everyone needs to know how to protect themselves in a world filled with violent attacks, bullying and so much more.