### Carson Iowa Shibu Dojo  _John Kerker_ **Isshin Ryu Karate and Ryukyu Kobudo Shimbukan** John is a Nanadan in Isshin Ryu Karate and a San Dan in Ryukyu Kobudo Shimbukan. He also has his Shidoin instructor liscense and Shibu Dojo license. **Class Schedule** _Contact Us Phone_ (402) 980-9561 **Address** Kerker's Isshin Ryu Karate Dojo 128 Broadway P.O. Box 271 Carson, IA 51525 **E-Mail** kerk930@aol.com