Ena Koike vs Janae Preston — W35 Bradenton FL Round of 16

W35 Bradenton FL · CHALLENGER · Round of 16
JPN
Ena Koike
#411WTA
1367ELO
1346Hard ELO
19 yrs · Right-handed
Last 10 · pre-match
LLWLWWWWLW
0 — 0
Sets
Monday, 12 January 2026
hard
USA
Janae Preston
#875WTA
15 yrs
Last 10 · pre-match
LLWWWWLWWL
Koike E.
7-6 6-0
Preston J.
Koike E.
71062
Preston J.
680–

Ena Koike defeated Janae Preston 7-6 6-0 in the W35 Bradenton FL round of 16 on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Koike E.serving40% hold

wins 46% of points on serve vs Preston J.

Preston J.serving51% hold

wins 50% of points on serve vs Koike E.

Baseline battle — serve is shaky, expect plenty of breaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Statistics

This season
Koike E.Preston J.
1st serve in·Slight edge
60%
54%
1st serve points won·Even
64%
62%
2nd serve points won·Even
47%
44%
Service points won·Even
57%
54%
Return points won·Slight edge
45%
54%
Break points saved·Slight edge
58%
52%
Aces / match·Slight edge
1.8
1.1
Double faults / match·Even
3.3
3.2

Averages over each player's completed matches in the selected window (28 vs 9). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Koike E.
4.8
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 49 days (−0.7)
Preston J.
4.4
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 77 days (−1.2)
Form & Matchup
5.0No prior meetings
H2H
5.0
4.4
Surface form
0.0Lost last 2
Win streak
7.03-match win streak
Fatigue & Travel
Surface transition
6.0
Context
5.0
Defending pts
5.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast

Draw

Final
Andreescu B.
Wolff V.
6-27-5
Semi-finals
Andreescu B.
Ma L.
6-16-0
Wolff V.
Inoue H.
7-50-0
Quarter-finals
Wolff V.
Rinaldo Persson K.
7-616-3
Inoue H.
Xu S.
6-746-46-3
Andreescu B.
Pieri T.
6-26-1
Ma L.
Koike E.
6-16-4
R16
Koike E.
Preston J.
7-686-0
Inoue H.
Collins K.
6-727-656-4
Xu S.
Giavara H.
7-56-0
Ma L.
Nguyen K.
6-16-1
Rinaldo Persson K.
Seibold E.
7-654-66-0
Wolff V.
Lincer O.
6-31-66-1
Pieri T.
Gailis R.
5-76-46-2
Andreescu B.
Mcdonald E.
6-46-3
R32
Gailis R.
Cabezas Dominguez S.
6-36-1
Koike E.
Karatancheva L.
6-47-5
Seibold E.
Singeorzan J.
6-46-0
Lincer O.
Daavettila S.
6-46-3
Nguyen K.
Hu V.
6-37-65
Wolff V.
Peyre L.
6-26-1
Preston J.
Arconada U.
6-46-3
Xu S.
Pareja J.
6-16-2
Ma L.
Hewitt D.
6-46-2
Inoue H.
Liu K.
6-776-26-2
Andreescu B.
Menguene M.
7-52-66-3
Rinaldo Persson K.
Udvardy L.
7-625-76-2
Pieri T.
Johnson S.
6-36-3
Mcdonald E.
Bohrer Martins C.
7-646-4
Collins K.
Iyengar M.
7-56-2
Giavara H.
Robinson J.
6-14-67-5