Boyan Wang defeated Michika Ozeki 6-3 5-7 6-4 in the Mie 10K q16 on grass. The upset overturned the form book — Michika Ozeki came in leading the head-to-head 2–1. Boyan Wang narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-05-26 | Balikpapan 25K | R32 | hard | Michika Ozeki | 6-1 7-5 |
| 2013-08-26 | Yeong Wol 10K | R32 | hard | Michika Ozeki | 4-6 6-3 7-5 |
| 2012-03-19 | Kofu 10K | Q64 | hard | Boyan Wang | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.