A translation of a 1909 book titled Ninjutsu and Magic 忍術と妖術 It was written by a newspaper reporter and researcher named Gingetsu Itoh. He began researching Ninja and Ninjutsu starting in the early 1900s, and his books became extremely popular, helping to launch the Ninja Boom in the early 20th century in Japan. Originally serialized in the Asahi Newspaper in Japan, it was later published in book format. Long out of print and sought after by collectors, this is the first English translation of this important early 20th Ninja research. In addition, the book contains three supplemental sections containing research on Ninjutsu, Yojutsu and accounts of Jujutsu/Judo practitioners dueling with western boxers. The Ninjutsu section contains numerous articles about Ninjutsu from the late 19th and early 20th Centuries. There are passages on the Koga Ninja and the Shoninki by Eiji Yoshikawa, as well as numerous others. The section on Yojutsu reproduces an illustrated story of Tenjiku Tokubei, a