Shuko Aoyama defeated Chiaki Okadaue 6-1 2-6 6-3 in the Hamanako 25K round of 32 on carpet. The upset overturned the form book — Chiaki Okadaue came in leading the head-to-head 1–0. Shuko Aoyama claimed a first win over Chiaki Okadaue in two meetings, levelling the head-to-head at 1–1.
Aoyama S. came through in three sets.
Carpet: Aoyama S. leads 1–0 · Hard: Okadaue C. leads 1–0
Shuko Aoyama beat Chiaki Okadaue 6-1 2-6 6-3. Umpiry, "Shuko Aoyama vs Chiaki Okadaue — Hamanako 25K Round of 32", https://umpiry.com/match/2011-10-24/aoyama-vs-okadaue-hamanako-25k-r32?utm_source=cite (as of 24 October 2011).