Welcome to the Order of Isshin-Ryu

The Order of Isshin-Ryu (OI) is dedicated to teaching the art of Isshin-Ryu Karate as handed down by its founder, Tatsuo Shimabuku. The instructors (Sensei) hope to guide their students to understand more about themselves as well as enable them to become highly skilled in the art of self-defense.

Master Cooling, Master Ewing, Master Latimer, Master Smith

2014 February Shiai

Our shiai on February 8, 2014 was a blast! We started on time and were able to get everyone on the road for home by 1:30 PM before the snow began.
In addition to the… [read more]

Wrestling Seminar

Wrestling Seminar

This past Saturday, Sensei Tyree provided the OI with an opportunity to better your wrestling skills. This seminar was put on by two of his students, both of whom are quite proficient in their wrestling… [read more]

RMCCII Instructors

Rocky Mountain Combat Conference II

Colorado Springs, CO – February 2, 2013. John Petrone’s martial arts school, The Defense Institute, in Colorado Springs hosted Rocky Mountain Combat Conference II – with the focus being knife tactics and defense.