Keisuke Saitoh defeated Ali Habib 7-5 6-0 in the M15 Singapore 1 quarter-final on hard. The result followed the form book — Keisuke Saitoh came in ranked #684, leading the head-to-head 1–0. Keisuke Saitoh extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-07-25 | M15 Cairo 10 | Q64 | clay | Keisuke Saitoh | 6-3 3-6 10-5 |
Averages over each player's completed matches in the selected window (11 vs 1). 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. Small sample — read as indicative. About