Yaoki Ishii defeated Sunil Kumar 6-7 6-1 6-2 in the China F1 semi-final on hard. The upset overturned the form book — Sunil Kumar came in leading the head-to-head 1–0, but Yaoki Ishii had been the form player, winning 3 of their last 7 on hard. Yaoki Ishii claimed a first win over Sunil Kumar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-29 | India F2 | R16 | hard | Sunil Kumar | 6-4 6-7(4) 7-5 |