Shutetsu Method: Unlocking Impact Without Tension Vol 1 DVD by Masashi Fujiwara Ken Shamrock Abdominal Crunches

Abdominal Crunches

Sergio Moraes vs Claudio Calasans

from focused preparations to knife slashing

Naihanchi and Seisan Applications

4 Miscellaneous Minor Weapons

Shutetsu Method: Unlocking Impact Without Tension Vol 1 DVD by Masashi Fujiwara Ken Shamrock Abdominal CrunchesUnlock Explosive Power Without Relying on Raw Strength Choshin (Straight Core) is a foundational posture concept designed to generate true power from within the body. Even with strong muscles, many practitioners fail to express their full strengththis is often due to using the wrong muscle groups. Shu Tetsus method focuses on a fundamental shift: moving from exerting force with superficial muscles to channeling power through the deep muscle system.