Natsuho Arakawa defeated Hwiwon Wi 3-6 6-4 10-6 in the W15 Tokyo 2 q16 on hard. The upset overturned the form book — Hwiwon Wi came in leading the head-to-head 1–0, but Natsuho Arakawa had been the form player, winning 5 of their last 9 on hard. Natsuho Arakawa claimed a first win over Hwiwon Wi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-05-24 | W15 Monastir 19 | Q32 | hard | Hwiwon Wi | 1-6 6-3 10-6 |
Averages over each player's completed matches in the selected window (35 vs 8). 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