50 years now. Often referred to as "hard style" aikido, Yoshinkan training methods are a product of the grueling period that Gozo Shioda spent as a student of Morihei Ueshiba  from 1932 to 1940, when Uyeshiba was initially teaching "Daito-ryu aikijujutsu".  Yoshinkan's emphasis on correct form and basic technique is a hallmark of what has been