Shuichi Sekiguchi defeated Karunuday Singh 6-0 6-2 in the Thailand F5 qualifying round on hard. Shuichi Sekiguchi extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-07-24 | China F14 | QF | hard | Shuichi Sekiguchi | 6-3 7-6(3) |
| 2014-03-24 | Philippines F1 | F | hard | Karunuday Singh | 6-4 5-7 6-3 |
Averages over each player's completed matches in the selected window (200 vs 40). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About