Ulf Evenas Shihan was born on 3 November 1946 in Trollhattan, Sweden. His Budo way began with a Kyokushin Karate but soon after, in 1968, he switched to Aikido which he studied under Carl Hansson in Gothenburg who had a background in Judo, Ju-Jitsu.
Masatomi Ikeda was born in Tokyo, Japan on April 8, 1940. He is a Japanese Aikido teacher with a rank of 7th Dan Aikikai and a status of Shihan. Through the course of life, he also achieved the 4th Dan in Judo and had success in Sumo.