Click here - to use the wp menu builder

Maia Challenger

Temuco Challenger

Yokkaichi Challenger

Manzanillo Challenger

W50 Yokohama

Qualifying

Kayo Nishimura

K.Nishimura
Winner

	Pts	1st	2nd	3rd	Sets
		6	6		2

Ayumi Koshiishi

	Pts	1st	2nd	3rd	Sets
		4	1		0

Ayumi Koshiishi

24 year old

Japan

28 Jul 2000

2024 - 2023 - 2022 - 2021 - 2020 - 2019 - 2018 - 2017 - 2016

x

Select Year

2024

2023

2022

2021

2020

2019

2018

2017

2016

Ayumi Koshiishi

45 - 30win/loss

Hard

34-22

61%

I Hard

9-5

64%

Clay

1-1

50%

Carpet

1-2

33%

W50 Yokohama

Hard

Kayo Nishimura

K.Nishimura
JPN Loss
6-4 6-1

Q.
25 Nov 24

L

Honoka Kobayashi

H.Kobayashi
JPN
7-5 1-6 6-2

q1
24 Nov 24

W

W100 Takasaki

Hard

Honoka Kobayashi

H.Kobayashi
JPN Loss
7-6⁸ 6-4

q1
18 Nov 24

L

W75+H Toronto

I.hard

Kayla Cross

K.Cross
CAN Loss
6-4 6-2

1^st
30 Oct 24

L

Viktoria Morvayova

V.Morvayova
SVK
6-0 2-6 7-6⁵

Q.
28 Oct 24

W

Camille Kiss

C.Kiss
USA
6-1 6-0

q1
27 Oct 24

W

W75+H Saguenay

I.hard

Stacey Fung

S.Fung
CAN Loss
6-1 6-2

2^nd
24 Oct 24

L

Lucija Ciric Bagaric

L.Bagaric
CRO
3-6 6-4 7-6⁶

1^st
23 Oct 24

W

Love-Star Alexis

L.Alexis
CAN
6-1 6-1

Q.
21 Oct 24

W

Clemence Mercier

C.Mercier
CAN
6-2 3-6 6-2

q1
20 Oct 24

W

W75+H Calgary

I.hard

Rebecca Marino

R.Marino
CAN Loss
6-3 6-2

2^nd
17 Oct 24

L

Mia Kupres

M.Kupres
CAN
7-5 6-3

1^st
15 Oct 24

W

Anna Frey

A.Frey
USA
7-5 6-1

Q.
14 Oct 24

W

Wing Kiu Jacqueline Lam

W.Lam
HKG
6-1 6-3

q1
13 Oct 24

W

W75 Perth

Hard

Talia Gibson

T.Gibson
AUS Loss
6-1 3-6 6-2

2^nd
19 Sep 24

L

Sakura Hosogi

S.Hosogi
JPN
4-6 6-2 6-4

1^st
17 Sep 24

W

Carolann Delaunay

C.Delaunay
CAL
6-0 6-0

Q.
16 Sep 24

W

Madison Frahn

M.Frahn
AUS
6-4 6-0

q1
15 Sep 24

W

W75 Perth

Hard

Aoi Ito

A.Ito
JPN Loss
7-5 6-1

1^st
11 Sep 24

L

Viktoria Morvayova

V.Morvayova
SVK
7-5 6-0

Q.
09 Sep 24

W

Mahta Khanloo

M.Khanloo
IRI
6-0 6-3

q1
08 Sep 24

W

W100 Incheon

Hard

Aoi Ito

A.Ito
JPN Loss
6-1 1-6 6-2

1/4
06 Sep 24

L

Ayano Shimizu

A.Shimizu
JPN
6-2 6-1

2^nd
05 Sep 24

W

Arianne Hartono

A.Hartono
NED
6-2 6-3

1^st
04 Sep 24

W

Jimin Kwon

J.Kwon
KOR
6-3 6-1

Q.
02 Sep 24

W

Yujin Kim

Y.Kim
KOR
6-0 7-6⁰

q1
01 Sep 24

W

W50 Jinan

Hard

Qianhui Tang

Q.Tang
CHN Loss
6-3 1-6 7-6⁴

Q.
26 Aug 24

L

Yanni Liu

Y.Liu
CHN
6-4 6-4

q1
25 Aug 24

W

W15 Ust-Kamenogorsk

Hard

Anastasia Gasanova

A.Gasanova
RUS Loss
6-2 6-1

Fin.
04 Aug 24

L

Ekaterina Ovcharenko

E.Ovcharenko
RUS
2-6 6-3 6-0

1/2
03 Aug 24

W

Elena Malygina

E.Malygina
EST
2-6 6-3 6-3

1/4
02 Aug 24

W

Aruzhan Sagandikova

A.Sagandikova
KAZ
6-3 6-0

2^nd
01 Aug 24

W

Daria Zelinskaya

D.Zelinskaya
RUS
7-5 6-3

1^st
30 Jul 24

W

W35 Astana

Hard

Elena Malygina

E.Malygina
EST Loss
6-3 6-1

2^nd
25 Jul 24

L

Aruzhan Sagandikova

A.Sagandikova
KAZ
6-3 6-3

1^st
24 Jul 24

W

W15 Nakhon Si Thammarat

Hard

Hikaru Sato

H.Sato
JPN Loss
6-4 6-4

Fin.
21 Jul 24

L

Punnin Kovapitukted

P.Kovapitukted
THA
2-6 6-1 6-0

1/2
20 Jul 24

W

Yuno Kitahara

Y.Kitahara
JPN
6-2 6-0

1/4
19 Jul 24

W

Shihomi Li Xuan Leong

S.Leong
MAS
6-3 6-7⁵ 6-3

2^nd
19 Jul 24

W

Humera Baharmus

H.Baharmus
IND
6-0 6-3

1^st
17 Jul 24

W

W15 Nakhon Si Thammarat

Hard

Alicia Smith

A.Smith
AUS Loss
0-6 6-2 6-1

1/4
12 Jul 24

L

Sonal Patil

S.Patil
IND
6-3 6-1

2^nd
11 Jul 24

W

Watsachol Sawatdee

W.Sawatdee
THA
6-4 6-2

1^st
09 Jul 24

W

W35 Nakhon Si Thammarat

Hard

Eri Shimizu

E.Shimizu
JPN Loss
7-5 6-3

2^nd
04 Jul 24

L

Sonal Patil

S.Patil
IND
6-2 6-7⁶ 6-3

1^st
03 Jul 24

W

W35 Daegu

Hard

Rina Saigo

R.Saigo
JPN Loss
6-2 5-7 6-1

1^st
05 Jun 24

L

Hwiwon Wi

H.Wi
KOR
6-1 6-1

Q.
03 Jun 24

W

Yesung Choo

Y.Choo
KOR
6-3 6-0

q1
02 Jun 24

W

W35 Changwon

Hard

Jeong Moon

J.Moon
KOR Loss
7-6³ 0-6 10-4

q1
26 May 24

L

W50 Goyang

Hard

Zongyu Li

Z.Li
CHN Loss
6-4 6-1

1^st
22 May 24

L

Rina Saigo

R.Saigo
JPN
7-6⁴ 7-5

Q.
20 May 24

W

Da Hye Kim

D.Kim
KOR
7-5 2-0 ret.

q1
19 May 24

W

W75 Kurume

Carpet

Miho Kuramochi

M.Kuramochi
JPN Loss
6-3 6-0

Q.
13 May 24

L

Nanari Katsumi

N.Katsumi
JPN
6-0 6-1

q1
13 May 24

W

W75 Fukuoka

Carpet

Lisa-Marie Rioux

L.Rioux
JPN Loss
6-1 6-3

q1
06 May 24

L

W50 Wuning

Hard

Qiang Wang

Q.Wang
CHN Loss
6-2 6-1

1^st
24 Apr 24

L

Jiayou Li

J.Li
CHN
6-4 6-1

Q.
22 Apr 24

W

Jiumeng Liu

J.Liu
CHN
6-1 6-0

q1
21 Apr 24

W

W50 Shenzhen

Hard

Eunhye Lee

E.Lee
KOR Loss
6-3 4-6 6-3

q1
14 Apr 24

L

W35 Osaka

Hard

Rina Saigo

R.Saigo
JPN Loss
6-3 6-4

Q.
08 Apr 24

L

Mei Hasegawa

M.Hasegawa
JPN
6-3 7-6⁵

q2
07 Apr 24

W

Suzuna Oigawa

S.Oigawa
JPN
6-0 4-6 10-3

q1
07 Apr 24

W

W50 Kofu

Hard

Erika Sema

E.Sema
JPN Loss
6-2 6-0

q1
24 Mar 24

L

W35 Indore

Hard

Dalila Jakupovic

D.Jakupovic
SLO Loss
6-3 6-1

1^st
13 Mar 24

L

Mei Hasegawa

M.Hasegawa
JPN
6-3 6-1

Q.
12 Mar 24

W

Laalitya Kalluri

L.Kalluri
IND
6-0 6-2

q2
11 Mar 24

W

W35 Nagpur

Clay

Dayeon Back

D.Back
KOR Loss
6-0 6-1

2^nd
07 Mar 24

L

Diana Marcinkevica

D.Marcinkevica
LAT
6-4 7-6⁶

1^st
06 Mar 24

W

W35 Gurugram

Hard

Sahaja Yamalapalli

S.Yamalapalli
IND Loss
6-4 6-2

1^st
28 Feb 24

L

W50 Roehampton

I.hard

Isabelle Lacy

I.Lacy
GBR Loss
6-3 6-4

q1
11 Feb 24

L

W50 Edgbaston

I.hard

Lara Salden

L.Salden
BEL Loss
0-6 6-1 6-3

Q.
05 Feb 24

L

Summer Yardley

S.Yardley
GBR
6-1 6-2

q1
04 Feb 24

W

W35 Sharm ElSheikh

Hard

Amelia Waligora

A.Waligora
BEL Loss
6-4 6-4

Q.
30 Jan 24

L

Jane Dunyon

J.Dunyon
USA
6-0 6-2

q2
29 Jan 24

W

W35 Monastir

Hard

Saoirse Breen

S.Breen
FIJ Loss
5-7 6-3 12-10

q2
22 Jan 24

L

Career Titles - 0

Year	Sum.	Hard	Clay	I.hard	Grass	Carpet
2024	45-30	34-22	1-1	9-5	0-0	1-2
2023	50-20	49-17	0-0	0-2	0-0	1-1
2022	19-12	15-8	0-0	3-3	0-0	1-1
2021	48-15	41-10	4-4	3-1	0-0	0-0
2020	25-9	9-4	16-5	0-0	0-0	0-0
2019	22-23	13-13	5-5	4-3	0-0	0-2
2018	30-21	23-18	0-0	0-0	0-0	7-3
2017	13-12	7-5	0-0	0-1	0-0	6-6
2016	10-7	1-3	0-0	2-1	0-0	7-3
Total	262-149	192-100	26-15	21-16	0-0	23-18

Ranking History