Naomi Osaka – Japanese tennis prodigy – service analysis
Naomi correctly fulfills all the essential Service 3.0 (of Tennis 3.0) requirements. Certain distinct improvements bringing higher margin and better efficiency would be still possible though. Some of the main aspects to work on are mainly around the rather arm-power forced pronation, which is quite normal when proper pronation was introduced to the player later in the career but should still become a bit more fluid (with better contraction-relaxation coordination) over the time to make an optimal....