Welcome to Koshou Ryu Ju-Jitsu!

Updated April 3, 2018

Koshou Ryu Ju-Jitsu is a modern Ju-Jitsu system that is based on older forms of traditional Ju-Jitsu, complimented with techniques from other styles of martial arts.

Koshou Ryu was founded in 1997 by the Chief Instructor, Shihan George Cushinan, and has been taught to 100’s of students throughout Markham over the past 21 years.

Koshou Ryu Ju-Jitsu includes all ranges of combat, from standup to ground survival.

Nick (2)

Founder/Chief Instructor

Shihan George Cushinan is a 7th Dan in Ju-Jitsu (Japanese style), 2nd Dan in the Northern Karate system (Seishinkan), and has trained for the last 39 years in a variety of martial arts (Ju-Jitsu, Karate, Hapkido, Taekwondo, Aikido/Aikijujutsu, Combat Survival/Commando Krav Maga, Police & Military Defensive Tactics).

Shihan Cushinan is a member of the World Kobudo Federation, Budoshin Ju-Jitsu Yudanshakai (Leadership Advisory Board Member), American Ju-Jitsu Association, Yamabushi Jujutsu Aikijutsu Ryu Ambassador, World Martial Arts Federation (Canadian Director), the International JuJitsu Organization (Canadian Director), the IFOJJ-International Federation of Jujutsuans, and UFAF-United Fighting Arts Federation. 


Shihan  Cushinan oversees the Koshou Ryu Ju-Jitsu style, assists in the direction and teaching of the Markham programs, and teaches Ju-Jitsu Self-Defense & Control Tactics seminars and programs in select locations.  Shihan George Cushinan can be reached by email at georgecushinan@aol.com , or 647-454-8716.

(Photo below:  Shihan George Cushinan and his son Sensei Nick Cushinan)

nick and geo march 2018 2