Shuichi Sekiguchi defeated Takeshi Endo 6-1 6-3 in the Japan F6 round of 32 on grass. The result followed the form book — Shuichi Sekiguchi came in leading the head-to-head 1–0. Shuichi Sekiguchi extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-13 | Japan F6 | R16 | hard | Shuichi Sekiguchi | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.