Ying Ying Duan defeated Chiaki Okadaue 6-3 6-3 in the Pingguo 25K round of 32 on hard.
Duan Y. took it in straight sets.
Ying Ying Duan beat Chiaki Okadaue 6-3 6-3. Umpiry, "Ying Ying Duan vs Chiaki Okadaue — Pingguo 25K Round of 32", https://umpiry.com/match/2009-08-17/duan-vs-okadaue-pingguo-25k-r32?utm_source=cite (as of 17 August 2009).