The jo is the Japanese 4-foot staff, originally taught with the ken (sword) in the samurai arts.Essential Jo is arguably the most comprehensive text on the subject to date, offering a course of study from white through to black belt in this practical, yet elegant, art.The book features over 900 professional black and white photographs accompanied by clear, detailed textual explanations.While it is intended primarily for students with experience in weapons arts, particularly jodo, the book can also be used by beginners for home study.The art of jodo makes an excellent addition to any martial art system.This is the first instructional text by award-winning martial arts writer and teacher Dan Djurdjevic.