Head 2 Head
Win Loss Stats
Yamaguchi
LLWLLWLLLL
Costoulas
LLLWWLWLWW
2026
2025
2024
20 - 24
31 - 25
16-19
Hard
21-12
1-3
I Hard
2-4
0-0
Clay
8-8
3-1
Carpet
0-0
- S.Costoulas (5)
- M.Yamaguchi
- 6-4 6-0
- 1st
-
27 May 25
-
W50 Otocec -
-
Clay
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YamaguchiProjected Draw
CostoulasProjected Draw
Mei Yamaguchi
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 20-24 | 16-19 | 0-0 | 1-3 | 0-1 | 3-1 |
| 2025 | 36-34 | 28-24 | 5-7 | 2-2 | 0-0 | 1-1 |
| 2024 | 47-28 | 33-24 | 1-1 | 0-0 | 0-0 | 13-3 |
| 2023 | 36-31 | 30-24 | 1-1 | 0-1 | 1-2 | 4-3 |
| 2022 | 15-13 | 1-4 | 8-5 | 1-2 | 0-0 | 5-2 |
| 2021 | 26-13 | 13-4 | 13-9 | 0-0 | 0-0 | 0-0 |
| 2020 | 8-4 | 7-3 | 0-0 | 1-1 | 0-0 | 0-0 |
| 2019 | 19-13 | 10-6 | 4-2 | 0-0 | 0-0 | 5-5 |
| 2018 | 17-14 | 12-9 | 0-0 | 0-0 | 0-0 | 5-5 |
| 2017 | 15-11 | 4-5 | 0-0 | 4-1 | 0-0 | 7-5 |
| Total | 239-185 | 154-122 | 32-25 | 9-10 | 1-3 | 43-25 |
Singapore
-
Alycia ParksA.ParksUSA Loss
- 6-4 6-3
-
1st
-
22 Sep 26
-
Kyoka OkamuraK.OkamuraJPN Loss
- 6-1 6-1
- Q.
-
20 Sep 26
-
Ulrikke EikeriU.EikeriNOR
- 6-1 6-4
- q1
-
19 Sep 26
W50 Guiyang
-
Tahlia KokkinisT.KokkinisAUS Loss
- 4-6 7-67 6-1
- 1st
-
08 Sep 26
W75 Tianjin
-
Zhuoxuan BaiZ.BaiCHN Loss
- 3-6 6-1 6-0
- 2nd
-
03 Sep 26
-
Dayeon BackD.BackKOR
- 6-2 6-1
- 1st
-
01 Sep 26
Washington
-
Polina KudermetovaP.KudermetovaUZB Loss
- 7-66 6-4
- q1
-
25 Jul 26
W100 Evansville
-
Reina GotoR.GotoJPN Loss
- 5-7 6-3 6-2
- Q.
-
21 Jul 26
W75 Granby
-
Rebecca MarinoR.MarinoCAN Loss
- 7-5 7-67
- 1st
-
15 Jul 26
Newport
-
Greetje MinnenG.MinnenBEL Loss
- 7-5 6-3
- 1st
-
09 Jul 26
Sofia Costoulas
| Year | Sum. | Hard | Clay | I.hard | Grass | C. |
|---|---|---|---|---|---|---|
| 2026 | 31-25 | 21-12 | 8-8 | 2-4 | 0-1 | 0-0 |
| 2025 | 50-27 | 20-10 | 9-4 | 18-10 | 0-1 | 3-2 |
| 2024 | 43-33 | 17-12 | 20-16 | 6-5 | 0-0 | 0-0 |
| 2023 | 44-29 | 24-13 | 17-12 | 3-4 | 0-0 | 0-0 |
| 2022 | 22-13 | 18-10 | 0-2 | 4-1 | 0-0 | 0-0 |
| 2021 | 15-12 | 14-5 | 1-7 | 0-0 | 0-0 | 0-0 |
| 2020 | 2-1 | 0-0 | 2-1 | 0-0 | 0-0 | 0-0 |
| Total | 207-140 | 114-62 | 57-50 | 33-24 | 0-2 | 3-2 |
Singapore
-
Tatiana ProzorovaT.ProzorovaRUS Loss
- 5-7 7-62 6-2
- 1st
-
22 Sep 26
W50 Guiyang
-
Hina InoueH.InoueUSA Loss
- 6-3 6-73 6-3
- 1st
-
08 Sep 26
W75 Tianjin
-
Zhuoxuan BaiZ.BaiCHN Loss
- 1-6 6-1 6-3
- 1/4
-
04 Sep 26
-
Kristiana SidorovaK.SidorovaRUS
- 6-1 6-2
- 2nd
-
03 Sep 26
-
Shiyu YeS.YeCHN
- 7-64 6-3
- 1st
-
02 Sep 26
New York
-
Elvina KalievaE.KalievaUSA Loss
- 3-6 6-3 6-4
- q2
-
26 Aug 26
-
Jennifer RuggeriJ.RuggeriITA
- 7-5 6-4
- q1
-
25 Aug 26
W35 Vigo
-
Matilde JorgeM.JorgePOR Loss
- 7-65 6-0
- 1/4
-
14 Aug 26
-
Sofia Camila RojasS.RojasUSA
- 6-3 6-3
- 2nd
-
13 Aug 26
-
Eva Alvarez SandeE.SandeESP
- 6-1 6-1
- 1st
-
12 Aug 26
H2H Ranking live progression
