Mana Ayukawa defeated Michika Ozeki 6-3 7-5 in the Kashiwa 10K round of 32 on hard. The upset overturned the form book — Michika Ozeki came in leading the head-to-head 1–0, but Mana Ayukawa had been the form player, winning 3 of their last 7 on hard. Mana Ayukawa claimed a first win over Michika Ozeki in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-10-12 | Makinohara $25K | R32 | grass | Michika Ozeki | 1-6 6-3 6-2 |
Averages over each player's completed matches in the selected window (2 vs 60). 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. Small sample — read as indicative. About