Yuuya Kibi defeated Arata Onozawa 7-6 7-6 in the Japan F5 round of 32 on clay. The upset overturned the form book — Arata Onozawa came in leading the head-to-head 3–0. Yuuya Kibi claimed a first win over Arata Onozawa in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-10 | China F13 | R16 | hard | Arata Onozawa | 1-6 6-1 6-2 |
| 2012-06-25 | Japan F7 | QF | clay | Arata Onozawa | 6-3 4-6 6-4 |
| 2011-06-13 | Japan F6 | R16 | hard | Arata Onozawa | 7-6(4) 6-3 |
Averages over each player's completed matches in the selected window (145 vs 46). 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