Kerker Sensei
Instrutor Bio
Kerker Sensei has been instructing in the Greater Omaha and Midwest areas for many years concentrated in the art of Isshin-ryu Karate. Isshin-ryu Karate is a style of Okinawan karate founded by Tatsuo Shimabuku. John is a senior Ishinryu Karate Sensei who began training with Ryukyu Kobudo Shimbukan in 2011. In addition to his decades of experience in Karate he holds a dojo license in Kobudo.