WTA Osaka
Saturday, 17 October 2026
Kayla Day vs Ena Koike – WTA Osaka, 17 Oct 2026
Kayla Day Ranked No. 119
03:30
Sat 17 Oct · not before 03:30
Ena Koike Ranked No. 318
SurfaceHard
FormatBest of 3
DrawSingles · qualifying
Scheduled17 Oct · 03:30 BST
TourWTA
SportsLife forecast
Win probability
Our pick
68%
Kayla Day
68%
Kayla Day
32%
Ena Koike
68%
32%
Our pick Kayla Day Medium confidence
- Kayla Day is ranked 119, much higher than Ena Koike at 318
- Day has a 39-17 season record with 3 titles, Koike is 14-8 with 0 titles
- Day is 20-9 on hard courts, Koike is 12-7 on hard courts
Estimated by the SportsLife model from the players' rankings, season records, surface results, Elo ratings and tie-break and deciding-set rates. Not betting advice.
Players
KD
Kayla Day
United States · WTA- Ranking
- #119 (↑)
- Ranking points
- 614
- Age
- 27 (28 Sep 1999)
- Plays
- Left-handed
- 2026 win–loss
- 39–17
- On hard
- 20–9
- 2026 titles
- 3
EK
Ena Koike
Japan · WTA- Ranking
- #318 (↓)
- Ranking points
- 217
- Age
- 19 (21 Nov 2006)
- Plays
- Right-handed
- 2026 win–loss
- 14–8
- On hard
- 12–7
- 2026 titles
- 0
SportsLife view
Ranking, Elo and form side by sideEdgeKayla Dayahead in 2 of 2 measures
Kayla DayEna Koike
#119Ranking#318
70%2026 win rate64%
Figures from the players' records: current ranking, Elo rating, this season's win rate, tie-breaks and deciding sets. No win-probability model is applied.