Ayumi Koshiishi vs Eudice Wong Chong — W75 Nonthaburi Round of 32

W75 Nonthaburi · CHALLENGER · Round of 32
JPN
Ayumi Koshiishi
#691WTA
1224ELO
1213Hard ELO
25 yrs
Last 10 · pre-match
LWWLLLLWLW
2 — 1
Sets
Monday, 6 January 2025
hard
HKG
Eudice Wong Chong
1295ELO
1316Hard ELO
30 yrs
Last 10 · pre-match
LWLLLLWWWL
Koshiishi A.
6-2 4-6 6-4
Chong E.
Koshiishi A.
6462
Chong E.
2641

Ayumi Koshiishi defeated Eudice Wong Chong 6-2 4-6 6-4 in the W75 Nonthaburi round of 32 on hard. The upset overturned the form book — Eudice Wong Chong came in defending last year's round of 32.

Key context

  • Match story: Ayumi Koshiishi closed it out in three sets, 6–2 4–6 6–4.

Head to head

No previous meetings on record.

Serve vs return

This season
Koshiishi A.serving51% hold

wins 50% of points on serve vs Chong E.

Chong E.serving49% hold

wins 50% of points on serve vs Koshiishi A.

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
Koshiishi A.Chong E.
1st serve in·Slight edge
62%
68%
1st serve points won·Even
58%
58%
2nd serve points won·Even
41%
45%
Service points won·Even
52%
54%
Return points won·Even
45%
42%
Break points saved·Slight edge
48%
54%
Aces / match·Slight edge
2.2
1.1
Double faults / match·Even
2.6
2.4

Averages over each player's completed matches in the selected window (44 vs 15). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Koshiishi A.
5.1
Clear underdogUmpiry ScorePartial · surface data limited
  • Extended break: 42 days (−0.7)
Chong E.
5.5
Slight disadvantageUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
5.7
Surface form
2.6
0.0
Win streak
0.0Lost last 2
Fatigue & Travel
3-set count
7.0
Context
5.0
Defending pts
6.0

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
Medium-fastrewards aggression
SlowFast

Draw

Final
Yao X.
Zheng W.
6-46-0
Semi-finals
Yao X.
Tkacheva M.
7-656-3
Zheng W.
Dmitruk K.
6-32-0
Quarter-finals
Tkacheva M.
Mateas M.
7-56-1
Zheng W.
Andrianjafitrimo T.
6-14-67-65
Yao X.
Wong H.
6-44-66-2
Dmitruk K.
Marcinko P.
6-46-1
R16
Tkacheva M.
Yamaguchi M.
7-627-5
Marcinko P.
Yamalapalli S.
6-46-3
Dmitruk K.
Xu M.
W/O
Mateas M.
Cheapchandej P.
7-656-0
Zheng W.
Shimizu A.
6-46-2
Wong H.
Diyas Z.
6-11-66-3
Andrianjafitrimo T.
Rosatello C.
6-746-17-67
Yao X.
Koshiishi A.
6-06-1
R32
Rosatello C.
Chanta A.
1-66-46-3
Shimizu A.
Kuwata H.
6-16-0
Cheapchandej P.
Sakellaridi S.
5-76-26-3
Diyas Z.
Rogers A.
6-46-4
Marcinko P.
Mansouri Y.
6-36-3
Yamalapalli S.
Kovapitukted P.
6-37-5
Tkacheva M.
Sato N.
6-36-3
Yamaguchi M.
Naklo T.
6-06-2
Andrianjafitrimo T.
Ma Y.
3-66-27-5
Yao X.
You X.
7-626-3
Zheng W.
Lu J.
1-66-36-3
Xu M.
Stevanovic N.
6-16-3
Wong H.
Jang S.
6-23-65-2
Mateas M.
Tikhonova A.
7-656-4
Dmitruk K.
Hewitt D.
6-36-1
Koshiishi A.
Chong E.
6-24-66-4