Sho Katayama defeated Nam Hoang Ly 6-2 3-6 6-4 in the Japan F2 qualifying round on hard. The upset overturned the form book — Nam Hoang Ly came in leading the head-to-head 2–0, but Sho Katayama had been the form player, winning 7 of their last 10 on hard. Sho Katayama claimed a first win over Nam Hoang Ly in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-29 | Singapore F2 | R32 | hard | Nam Hoang Ly | 6-2 6-4 |
| 2017-03-20 | Japan F3 | R32 | hard | Nam Hoang Ly | 6-1 6-2 |
Averages over each player's completed matches in the selected window (29 vs 200). 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