Jissen Kobudo Jinenkan: History, Strategy and Philosophy Book by Fumio Manaka Carlson Gracie Jr Hatmaker reveals the secrets of 1891337_14751 Hatmaker reveals the secrets of this amazing system and in the process presents a living encyclopedia of the worlds most effective submission techniques gaining attention from enthusiasts worldwide Fumio Manaka (martial name "Unsui") who has sixty years’ experience in the classical Japanese martial arts (Kobudo) founded the Jinenkan in 1996 to allow students to study the martial arts of old Japan freely and unhindered under his guidance The information contained within these articles had previously been unavailable in the English language and when they were first published