Sung Kyun Kang defeated Yaoki Ishii 6-4 3-6 6-3 in the Korea Rep F3 round of 16 on hard. The result followed the form book — Sung Kyun Kang came in leading the head-to-head 1–0. Sung Kyun Kang extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-06-21 | Japan F7 | R16 | carpet | Sung Kyun Kang | 7-6(5) 6-1 |