Min Hwa Yu defeated Chiaki Okadaue 6-0 6-4 in the Gimcheon 25K qualifying round of 16 on hard.
Yu M. took it in straight sets.
Min Hwa Yu beat Chiaki Okadaue 6-0 6-4. Umpiry, "Min Hwa Yu vs Chiaki Okadaue — Gimcheon 25K Qualifying Round of 16", https://umpiry.com/match/2012-05-28/okadaue-vs-yu-gimcheon-25k-q16?utm_source=cite (as of 28 May 2012).