Seiko Okamoto defeated Mi Yoo 6-1 6-3 in the Hamanako 25K round of 16 on carpet. The result followed the form book — Seiko Okamoto came in leading the head-to-head 1–0. Seiko Okamoto extended the head-to-head to 2–0.
Okamoto S. took it in straight sets.
Carpet: Okamoto S. leads 1–0 · Hard: Okamoto S. leads 1–0
Seiko Okamoto beat Mi Yoo 6-1 6-3. Umpiry, "Seiko Okamoto vs Mi Yoo — Hamanako 25K Round of 16", https://umpiry.com/match/2006-10-23/okamoto-vs-yoo-hamanako-25k-r16?utm_source=cite (as of 23 October 2006).