Jigoro KANO, the founder of Judo, once visited the dojo of Morihei UESHIBA, and Kano, who was fascinated by the techniques, instructed several high-ranking practitioners from the Kodokan Judo Institute--such as Minoru MOCHIZUKI, Aritoshi MURASHIGE and Yoshio SUGINO--to practice Aikido.
柔道創始者・嘉納治五郎は植芝盛平の道場を訪れた事があり、その技に魅了された嘉納は望月稔、村重有利、杉野嘉男ら講道館の高段者数名に合気道の修行をさせている。