Kim’s Hapkido Yucaipa is run by Chief instructor Mr. Gregory Castle, a certified 5th Dan blackbelt and Grand Champion of Jang Mu Won Hapkido. As a student of Grandmaster Han W. Kim, Mr. Castle teaches the fundamental values of Hapkido with precision and refined care. At the Yucaipa branch, a student can expect to acquire skills in strikes, takedowns, and joint locks in the terms of self-defense. Our classes are designed for all ages and taught by certified Jang Mu Won Black Belts.