Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. The samurai caste was the military nobility of pre-industrial Japan. By the end of the 12th century, the samurai became closely associated with the middle and upper echelons of the warrior class. The samurai followed a set of rules that came to be known as bushid . Although they made less than 10% of Japan's population, samurai teachings can still be found in modern Japanese martial arts...