SAMBO Where Do You Hurt?: Achilles Lock Самбо

The Sambo lesson of Martial Arts Club of Japan Wellness Sports College.
A student of the Department of Athletic Trainer takes an anatomy lesson with pain. Be the athletic trainer who understands the mechanism of the submissions! ! Only JWSC teaches it in Japan for prospective athletic trainers.
Refer to the page 259-267 of Russia and Sambo by Koichi Wara.