Naomi Osaka defeated Tereza Martincova 6-0 6-2 in the Charleston qualifying round of 32 on clay. The result followed the form book — Naomi Osaka came in ranked #17.
Osaka N. took it in straight sets.
Naomi Osaka beat Tereza Martincova 6-0 6-2. Umpiry, "Naomi Osaka vs Tereza Martincova — Charleston Qualifying Round of 32", https://umpiry.com/match/2016-04-02/martincova-vs-osaka-charleston-q32?utm_source=cite (as of 2 April 2016).