The problem in this riset originated from the observation in field techniques mawashi geri kick in Dojo INKAI Belibis Karate Club Pekanbaru City, has not shown satisfactory results. The purpose of this research was to determine the relationship of theexplosive power leg muscle and result speed mawashi geri kick in Dojo INKAI belibis karate club pekanbaru city. The samples in this study is compl…