The purpose of this research was to determine the correlation of reaction time, correlation of Leg Muscle Strength, and correlation of reaction time and leg muscle strength to mawashi-geri kick speed in Kumite Karate Dojo Tako Tassei Pekanbaru athletes. The place of this research was conducted in the Dojo Tako Tassei, Pekanbaru. This research was conducted in July 2019 until April 2020. This ty…