Hyung Tae Kwon defeated Oh Hee Kwon 6-7 7-5 6-2 in the Japan F5 qualifying round on carpet. The upset overturned the form book — Oh Hee Kwon came in leading the head-to-head 2–0. Hyung Tae Kwon claimed a first win over Oh Hee Kwon in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-03-31 | Japan F3 | QF | hard | Oh Hee Kwon | 6-2 7-5 |
| 2005-07-25 | China F5 | R16 | hard | Oh Hee Kwon | 6-1 4-6 6-1 |