JAPANESEMany tennis players may not be good at backhand shots.When hitting a backhand shot, it is difficult to apply force because it uses the muscle opposite to the dominant arm.Therefore, if the hit...
Progress Method記事一覧
JAPANESEIn order to win a doubles match, it is essential to make progress your volley.After all, it’s difficult to win with just one-up one-back formations.Because the parallel team is stealing the op...