Chihiro Muramatsu defeated Kyoka Okamura 6-2 7-6 in the W60 Playford round of 32 on hard. The upset overturned the form book — Kyoka Okamura came in ranked #283, leading the head-to-head 2–1, but Chihiro Muramatsu had been the form player, winning 3 of their last 8 on hard. Chihiro Muramatsu narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-02-26 | W35 Launceston 1 | R32 | hard | Kyoka Okamura | 6-4 6-1 |
| 2023-11-20 | W100 Takasaki 2 | Q32 | hard | Kyoka Okamura | 6-2 6-3 |
| 2020-01-30 | W60 Burnie | R16 | hard | Chihiro Muramatsu | 6-3 6-4 |
Averages over each player's completed matches in the selected window (200 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