Issei Okamura defeated Gengo Kikuchi 6-4 6-2 in the Japan F4 qualifying round on hard. The upset overturned the form book — Gengo Kikuchi came in leading the head-to-head 1–0. Issei Okamura claimed a first win over Gengo Kikuchi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-06-16 | Japan F7 | R32 | carpet | Gengo Kikuchi | 6-4 6-2 |
Averages over each player's completed matches in the selected window (200 vs 57). 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