Mark Nielsen defeated Toshiaki Sakai 6-3 6-3 in the New Zealand F2 round of 16 on hard. The result followed the form book — Mark Nielsen came in leading the head-to-head 1–0. Mark Nielsen extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-19 | Japan F2 | QF | carpet | Mark Nielsen | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.