Ryuji Shirakawa was born on 4th September 1980 and started aikido at 15 years. He lived in Kobayashi’s Dojo as an uchi-deshi, traveled to Germany to learn under Katsuaki Asai Sensei, lived in Calgary Aikikai, Canada as an uchi-deshi. But let’s make it fare right from the start…
Yukimitsu Kobayashi was born on 15 April 1960. He is a 7 Dan Aikido Aikikai Hombu Dojo Shihan.
Hayato Osawa is an 8 Dan Aikido Aikikai Shihan. He is a son of the Kisaburo Osawa and one of the main instructors at Hombu just as his father was.
Patrick Cassidy is a 6th dan Aikikai Aikido instructor. He is a founder and a Dojo-Cho at Aikido Montreux in Switzerland.
Shoji Seki Shihan was born on 6 March 1950 in Yamagata Prefecture, Japan. While he was a student in a Musashi Institute of Technology in Tokyo a group of the aikidokas was giving a demonstration and in 1969 Shoji joined.
Rinjiro Shirata (March 29, 1912 – May 29, 1993) was a 9 Dan Aikido Aikikai Shihan also known as the Kobukan Prodigy because of the strong body.