Miki Miyamura defeated Remi Tezuka 6-4 1-6 6-4 in the Sutama 10K semi-final on clay. The upset overturned the form book — Remi Tezuka came in leading the head-to-head 3–1. Miki Miyamura narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-11-21 | Toyota 75K | Q16 | carpet | Miki Miyamura | 3-6 6-2 6-4 |
| 2009-07-27 | Obihiro-Tokachi 25K | R32 | carpet | Remi Tezuka | 3-6 6-2 6-3 |
| 2009-05-18 | Nagano 25K | R16 | carpet | Remi Tezuka | 6-1 7-5 |
| 2005-10-31 | Sutama 25K | R16 | clay | Remi Tezuka | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.