Gengo Kikuchi defeated Sho Katayama 6-4 7-6 in the Japan F5 qualifying round on clay. The upset overturned the form book — Sho Katayama came in leading the head-to-head 1–0. Gengo Kikuchi claimed a first win over Sho Katayama in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-06-10 | Japan F5 | R16 | clay | Sho Katayama | 7-6(3) 6-4 |
Averages over each player's completed matches in the selected window (8 vs 17). 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