Anytime, anywhere!Sumo Training!! A super-practical training for your core that increases hip power and hip joint flexibility! https://vimeo.com/ondemand/mss1de Shiko is the basis of sumo practice. This simple training, effective for everyone, can bring back pain relief, help fight obesity and strengthen the hip joint area. In this DVD, former komusubi sumo wrestler Misugisato offers step-by-step, easy-to-understand explanations of how to perform squats, shiko foot-stomping, suriashi foot-shuffl