24 Technique requirement American Kenpo 24 Technique System: Yellow Belt Manual. This manual goes over the 10 self-defense techniques that are required as well as Blocking Set #1 and Short 1. These are the techniques that were originally taught in American Kenpo and are still being taught today by the present Kenpo Masters. This is a reference manual no pictures but complete description of everything. This is a great training aid; this manual is designed to assist you with your belt requirements starting from the ground up.