Seigo Okamoto / Kaitensha Publications (1999)
Summary: The book contains the history of Daito-ryu and details the encounters of Sokaku Takeda and the Horikawa family. It takes you through the steps of beginning exercise as Okamoto Sensei describes them. Then it takes you to the aiki techniques (it's hard to perform them). The end section of the book contains text in Japanese with little translation and explains the concept of Ki and weight distribution. Contains techniques that are performed by Okamoto Sensei during his demonstration.