Our Staff

Grand Master Ken Zerfass Founder & Chief Instructor

Grand Master Ken Zerfass's training extends for 52 years, starting in 1964 in the art of Jujitsu, then over the years studying Karate, Aikido and Ninjutsu. He has studied personally under three Grand Masters. Grand Master Ken Zerfass believes that IKKA RYU AIKIBUJUTSU is the best all around system ever to be created. Training in IKKA RYU AIKIBUJUTSU, a student can develop confidence, courage, discipline, strength and respect towards others.

Sensei Donna Program Director and Special Needs Instructor

Sensei Donna trained at Kobushi Family Karate Center for 15 years and is a certified Sensei under Grand Master Ken Zerfass.

Sensei Chris

Sensei Chris has been training and teaching at Kobushi Family Karate Center for over 13 years. He has a third degree black belt in Shorin Ryu Karate. Sensei Chris works with the Little Dragons, Childrens, and Junior Adult karate classes.

Sensei Jarett

Sensei Jarett has been training and teaching at Kobushi Family Karate Center for over 7 years. He has a third degree black belt in Shorin Ryu Karate. Sensei Jarett works with the Little Dragons, Childrens, and Junior Adult karate classes.