Chihiro Nunome defeated Hirono Watanabe 6-2 6-7 6-3 in the Taipei 10K round of 16 on hard. The upset overturned the form book — Hirono Watanabe came in leading the head-to-head 2–1. Chihiro Nunome narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-09-07 | Kyoto $10K | R16 | hard | Chihiro Nunome | 6-1 6-3 |
| 2014-11-17 | Toyota 75K | Q32 | carpet | Hirono Watanabe | 7-5 6-0 |
| 2014-09-08 | Kyoto 10K | R32 | hard | Hirono Watanabe | 6-4 7-6(4) |