Angelique Kerber defeated Kai Chen Chang 6-1 7-5 in the Tokyo qualifying round of 16 on hard.
Kerber A. took it in straight sets.
Kerber A. and Chen Chang K. faced 1 of the same opponent in the last 12 months. Kerber A. went 2–0 (100%) against them, Chen Chang K. 0–1 (0%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Angelique Kerber beat Kai Chen Chang 6-1 7-5. Umpiry, "Angelique Kerber vs Kai Chen Chang — Tokyo Qualifying Round of 16", https://umpiry.com/match/2011-09-24/chang-vs-kerber-tokyo-q16?utm_source=cite (as of 24 September 2011).