Ayumi Koshiishi vs Amy Zhu — W35 Luzhou Round of 16

W35 Luzhou · CHALLENGER · Round of 16
JPN
Ayumi Koshiishi
#638WTA
1224ELO
1213Hard ELO
25 yrs
Last 10
LWWLLLLWLW
0 — 0
Sets
Monday, 9 June 2025
hard
USA
Amy Zhu
#678WTA
1061ELO
1065Hard ELO
31 yrs · Right-handed
Last 10
LWLLLWWWLW

Umpiry Score

Pre-match
Koshiishi A.
6.2
Even matchUmpiry ScorePartial · surface data limited
Zhu A.
6.0
Even matchUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
5.7
Surface form
4.8
Win streak
0.0
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.

Koshiishi A.
662
Zhu A.
32–

Head to head

No previous meetings on record.

Statistics

Recent form
Koshiishi A.Zhu A.
63%1st serve in+4%59%
59%1st serve points won+7%66%
41%2nd serve points won+5%46%
52%Service points won+6%58%
44%Return points won+2%42%
48%Break points saved+5%53%
2.6Aces / match+2.45
2.6Double faults / match+0.42.2

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Tjen J.
Liu F.
6-06-4
Semi-finals
Tjen J.
You X.
6-36-2
Liu F.
Wang M.
6-40-67-5
Quarter-finals
Wang M.
Koshiishi A.
6-36-0
Liu F.
Kobori M.
6-16-0
You X.
Imamura S.
6-16-2
Tjen J.
Yang Y.
6-26-4
R16
Kobori M.
Chong E.
6-16-3
You X.
Luo X.
6-06-3
Wang M.
Sidorova K.
6-36-4
Tjen J.
Hou Y.
6-07-5
Liu F.
Ren Y.
7-657-5
Yang Y.
Laskevich E.
6-46-4
Imamura S.
Nugroho P.
6-35-76-2
Koshiishi A.
Zhu A.
6-36-2
R32
Luo X.
Sema E.
6-36-2
Liu F.
Lu J.
6-36-3
Kobori M.
Zhang Z.
6-06-2
Ren Y.
Yamazaki I.
7-636-1
Laskevich E.
Wong H.
7-646-2
Hou Y.
Xu S.
6-36-1
Sidorova K.
Zheng W.
6-17-5
Wang M.
Pavlova K.
6-46-4
Zhu A.
Kim N.
7-646-3
Chong E.
Ye Q.
6-46-4
You X.
Grechkina A.
4-66-36-4
Nugroho P.
Naklo T.
7-656-4
Koshiishi A.
Morvayova V.
4-66-26-2
Tjen J.
Jialin T.
6-36-2
Imamura S.
Barry M.
6-36-2
Yang Y.
Zhu C.
6-23-66-4