Yasutaka Uchiyama defeated Steve Johnson 6-3 6-3 in the Tokyo q16 on hard. The upset overturned the form book — Steve Johnson came in defending last year's round of 32. Yasutaka Uchiyama extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-07-19 | Los Cabos | R16 | hard | Steve Johnson | 7-6 6-3 |
| 2019-09-30 | Tokyo | Q1 | hard | Yasutaka Uchiyama | 6-3 6-3 |
Averages over each player's completed matches in the selected window (199 vs 186). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About