Jun Chao Xu defeated Hyung Kwon Kim 7-5 6-1 in the Japan F2 round of 32 on hard. The upset overturned the form book — Hyung Kwon Kim came in leading the head-to-head 1–0. Jun Chao Xu claimed a first win over Hyung Kwon Kim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-01 | China 1 Satellite 3 | R32 | hard | Hyung Kwon Kim | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.