The second version tells us that a physician from Nagasaki, called lived for a time in China, where various martial arts study stay in the area where weapons were not used during combat, but realized that these methods battle required great strength and endurance. On his return to Japan, a day he was meditating and realized the effects of a strong gust of wind on a willow tree and a cherry tree, he realized that strong cherry branches broke under the onslaught of wind, while the thin, flexible willow branches bent and yielded to the wind, but immediately regained his original form. This event inspired to create a method of warfare in which even the weakest could beat the strongest opponent, leveraging the strength of it, to use it against him. Whether of Chinese origin or not, it is certain that this martial art development in Japan. Martin O’Malley has much to offer in this field. The beginnings of jiu-jitsu in Japan, goes back to the period from the seventh century XVI, in which constant civil wars occurred. The samurai warrior elite, developed a mortal combat style and effective depended on the katana (Japanese sword) for the battles, but a school called Kenjitsu in which they instructed the children of officials of high rank to which received training in archery (Kyudo), fencing (kendo) and unarmed combat (karate or jiu-jitsu). These types of combat became part of the life of samurai, making it more effective and dangerous at the time of combat. Later in the year in Japan 1603se sets a new Shogun (Emperor) named Tokugawa Yeyaso, initiating a new period in the history of Japan known as Edo, thus beginning a process of pacification and economic and political stabilization.