Events December 20th, 2015 Special Black Belt Class December 21, 2015 Karl Mueller Profs. Janice Okamoto and George Arrington taught a Special Black Belt Class at Alameda Judo/Jujitsu Club on December 20th, 2015. Thank you! Special Black Belt Class at Alameda Judo/Jujitsu Club. Instructors: Profs. Janice Okamoto and George Arrington. Special Guest: Bernice Jay