Yuuki Tanaka defeated Hirono Watanabe 6-2 6-1 in the Fukuoka $50K qualifying round of 32 on grass. Yuuki Tanaka extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-06-02 | Tokyo 10K | R32 | hard | Yuuki Tanaka | 3-6 6-4 6-2 |
| 2010-11-15 | Hyogo 10K | R16 | carpet | Hirono Watanabe | 4-6 6-3 7-6(3) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.