Channel of Somchai, an instructor of Matsudo Martial Arts Club, which is active in Chiba prefecture, Japan. At Matsudo Martial Arts Club, we mainly practice grappling. Somchai, an instructor who loves to sweep, introduces various techniques (pass guard, sweep, escape, submission, etc.) with simple explanations. One technique is introduced in each video. There are many techniques that Somchai has developed himself. Please try them yourself to see if they are easy to use.