Hiroki Moriya defeated Young Jun Kim 6-4 4-6 6-1 in the Chinese Taipei F1 qualifying round on hard. The upset overturned the form book — Young Jun Kim came in leading the head-to-head 1–0. Hiroki Moriya claimed a first win over Young Jun Kim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-04 | Thailand F2 | QF | hard | Young Jun Kim | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.