Welcome to Aiki Combat Jujitsu. In this manual Calvin Metz along with his students teaches you his system of Aiki Combat Jujitsu. With 40 years in the martial arts, he has studied Hapkido and Diato Ryu Aiki Jujitsu under Sensei Sterling Dyson. He has blended these styles with many others to make one of the most effective systems of self-defense. This manual goes over the Black belt requirements of Aiki Combat Jujits; there are dozens of colored pictures...