Charles Quimby provides a brief overview of the hallmark kata of Uechi-Ryu karate, Sanchin. The demonstrations covers key concepts within the kata including: opening protocol, stances, arm position, striking, stepping, turning, double arm thrusting, blocking and closing protocol. Sanchin is considered the kihon kata of the Uechi-Ryu karate system and as such, is practiced as an exercise intended to cultivate physical, mental, and spiritual strength.