Riko Sawayanagi advanced when Miyu Kato retired 6-3 4-0 in the Tokyo qualifying round 1. Riko Sawayanagi narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-11-07 | W25 Yokohama | Q16 | hard | Miyu Kato | 6-3 6-2 |
| 2017-04-17 | Zhengzhou | R32 | hard | Riko Sawayanagi | 7-6 6-0 |
| 2015-07-13 | Bangkok $25K | SF | hard | Miyu Kato | 6-2 6-4 |
| 2013-09-02 | Noto 25K | Q16 | grass | Miyu Kato | 6-7(5) 6-4 7-6(1) |
Averages over each player's completed matches in the selected window (85 vs 140). 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