Issei Okamura defeated Soichiro Moritani 7-5 6-2 in the Toyota CH qualifying round 1 on hard. The result followed the form book — Issei Okamura came in leading the head-to-head 2–0. Issei Okamura extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-28 | M15 Hua Hin 2 | R32 | hard | Issei Okamura | 6-4 3-6 6-3 |
| 2012-06-11 | Japan F5 | R32 | clay | Issei Okamura | 7-5 6-1 |
Averages over each player's completed matches in the selected window (200 vs 78). 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