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Koshiishi, Sato - Gao, Zeng

10.09.2025, 10:05, Guiyang ITF, round of 16, hard

Koshiishi Ayumi		2 : 1 (6-2, 5-7, 10-7)	Gao Duanrui
	1148.	Doubles ranking	1484.
	28. 7. 2000	Birthdate	-
	-	Height	-
	-	Weight	-
	right	Plays	right
	-	Turned pro	-

Sato Hikaru			Zeng Zixuan
	362.	Doubles ranking	1319.
	5. 4. 1999	Birthdate	16. 4. 2004
	175 cm	Height	-
	-	Weight	-
	right	Plays	right
	-	Turned pro	-

W/L - 2026
Koshiishi / Sato
Gao / Zeng

Koshiishi
Sato
Gao
Zeng

Surface	Koshiishi Ayumi Sato Hikaru	Gao Duanrui Zeng Zixuan
Indoors	-	0/1
Clay	-	-
Grass	-	-
Hard	-	-
Not set	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	1/2	-	1/2	-	-	-
2025	1/2	-	1/2	-	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	3/6	-	2/4	1/2	-	-
2026	0/1	-	-	0/1	-	-
2025	3/5	-	2/4	1/1	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	51/100	4/10	42/73	5/17	-	-
2025	7/19	-	6/16	1/3	-	-
2024	9/18	0/1	7/12	2/5	-	-
2023	9/15	-	9/13	0/2	-	-
2022	1/8	-	0/6	1/2	-	-
2021	11/16	1/3	10/12	0/1	-	-
2020	2/5	2/4	0/1	-	-	-
2019	8/14	1/2	7/10	0/2	-	-
2018	3/2	-	3/2	-	-	-
2017	1/2	-	0/1	1/1	-	-
2016	0/1	-	-	0/1	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	84/64	11/4	67/54	6/6	-	-
2026	11/8	-	10/7	1/1	-	-
2025	27/21	10/3	14/15	3/3	-	-
2024	29/22	1/1	26/19	2/2	-	-
2023	11/12	-	11/12	-	-	-
2022	6/1	-	6/1	-	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	4/16	0/2	3/11	1/3	-	-
2026	0/1	-	-	0/1	-	-
2025	4/9	-	3/7	1/2	-	-
2024	0/4	0/2	0/2	-	-	-
2023	0/2	-	0/2	-	-	-

Year	Summary	Clay	Hard	Indoors	Grass	Not set
Summary:	18/49	-	17/44	1/5	-	-
2026	0/1	-	-	0/1	-	-
2025	5/15	-	4/11	1/4	-	-
2024	5/15	-	5/15	-	-	-
2023	8/18	-	8/18	-	-	-

Head-to-head: 1 - 0

Year	Tournament	Match	S	Surface	1	2	3	4	5	Round
2025	Guiyang ITF	Koshiishi / Sato	2		6	5	10			R16
2025	Guiyang ITF	Gao / Zeng	1		2	7	7			R16

Betting odds

Home/Away (3)
Over/Under (0)
Asian Handicap (0)
Correct Score (0)

	Koshiishi Ayumi Sato Hikaru	Gao Duanrui Zeng Zixuan
bet-at-home	1.23	3.60
bwin	1.25	3.30
Coral	1.28	3.40
Ladbrokes	1.28	3.40
Average odds	1.27	3.37

No odds

No odds

No odds

Latest matches

Pair
Koshiishi
Sato

Guiyang ITF, QF, 11.09.2025
	Hu / Xu - Koshi / Sato	2:0
Guiyang ITF, R16, 10.09.2025
	Koshi / Sato - Gao / Zeng	2:1
Brisbane 3 ITF, R16, 04.02.2025
	Da Si / Kung - Koshi / Sato	2:0

Sydney 3 ITF, R16, 18.11.2025
	Back / Lee - Jang / Koshi	2:0
Toronto ITF, R16, 29.10.2025
	Adesh / Allen - Koshi / Reami	2:1
Saguenay ITF, R16, 22.10.2025
	Cross / Hrunc - Kitah / Koshi	2:0
Incheon ITF, R16, 24.09.2025
	Imamu / Park - Jeong / Koshi	2:0
Guiyang ITF, QF, 11.09.2025
	Hu / Xu - Koshi / Sato	2:0
Guiyang ITF, R16, 10.09.2025
	Koshi / Sato - Gao / Zeng	2:1
Nakhon Pathom 5 ITF, R16, 26.08.2025
	Kudas / Reyng - Barry / Koshi	2:0
Ourense ITF, R16, 05.08.2025
	Bouzo / Buril - Koshi / Sawan	2:0
Roehampton ITF, R16, 29.07.2025
	Matsu / Shimi - Koshi / Marty	2:0
Monastir 45 ITF, QF, 24.07.2025
	Nita / Zhu - Koshi / Muram	2:0

Miyazaki 2 ITF, QF, 23.04.2026
	Jeong / Sato - Sugiy / Yoshi	2:0
Miyazaki 2 ITF, R16, 21.04.2026
	Jeong / Sato - Ohwak / Tsuda	2:1
Miyazaki ITF, R16, 15.04.2026
	Nagat / Sato - Hosog / Sato	2:0
Osaka ITF, SF, 10.04.2026
	Miyam / Sato - Nagat / Sato	2:1
Osaka ITF, QF, 09.04.2026
	Nagat / Sato - Da Si / Micic	2:1
Osaka ITF, R16, 07.04.2026
	Nagat / Sato - Araka / Zhu	2:0
Kofu ITF, QF, 19.03.2026
	Cho / Cho - Sato / Sato	2:1
Kofu ITF, R16, 18.03.2026
	Sato / Sato - Kobay / Ozeki	2:1
Kyoto 2 ITF, QF, 12.03.2026
	Costo / Lanse - Nagat / Sato	2:1
Kyoto 2 ITF, R16, 11.03.2026
	Nagat / Sato - Hosok / Katsu	2:0

Pair
Gao
Zeng

Maanshan ITF, R16, 04.03.2026
	Sun / Zhao - Gao / Zeng	2:0
Guiyang ITF, R16, 10.09.2025
	Koshi / Sato - Gao / Zeng	2:1
Luan 8 ITF, R16, 27.08.2025
	Nagat / Ozeki - Gao / Zeng	2:1
Luan 4 ITF, QF, 31.07.2025
	Huang / Zhang - Gao / Zeng	2:0
Luan 4 ITF, R16, 30.07.2025
	Gao / Zeng - Chen / Qu	2:1
Luan 3 ITF, QF, 24.07.2025
	Simmo / Smith - Gao / Zeng	2:1
Luan 3 ITF, R16, 22.07.2025
	Gao / Zeng - Ni Ma / Wang	2:0
Maanshan 7 ITF, QF, 26.06.2025
	Kovap / Ruamr - Gao / Zeng	2:1
Maanshan 7 ITF, R16, 25.06.2025
	Gao / Zeng - Luo / Tian	2:0

Maanshan ITF, R16, 04.03.2026
	Sun / Zhao - Gao / Zeng	2:0
Guiyang ITF, R16, 10.09.2025
	Koshi / Sato - Gao / Zeng	2:1
Luan 9 ITF, R16, 02.09.2025
	Kikaw / Leong - Gao / Huang	2:0
Luan 8 ITF, R16, 27.08.2025
	Nagat / Ozeki - Gao / Zeng	2:1
Luan 7 ITF, QF, 21.08.2025
	He / Sun - Gao / Huang	2:0
Luan 7 ITF, R16, 19.08.2025
	Gao / Huang - Dell' / Kikaw	2:1
Luan 6 ITF, R16, 12.08.2025
	Liu / Ni Ma - Gao / Zhang	2:0
Luan 4 ITF, QF, 31.07.2025
	Huang / Zhang - Gao / Zeng	2:0
Luan 4 ITF, R16, 30.07.2025
	Gao / Zeng - Chen / Qu	2:1
Luan 3 ITF, QF, 24.07.2025
	Simmo / Smith - Gao / Zeng	2:1

Maanshan ITF, R16, 04.03.2026
	Sun / Zhao - Gao / Zeng	2:0
Guiyang ITF, R16, 10.09.2025
	Koshi / Sato - Gao / Zeng	2:1
Luan 9 ITF, QF, 04.09.2025
	Cai / Tian - Ren / Zeng	2:1
Luan 9 ITF, R16, 02.09.2025
	Ren / Zeng - Sun / Zhao	2:1
Luan 8 ITF, R16, 27.08.2025
	Nagat / Ozeki - Gao / Zeng	2:1
Luan 4 ITF, QF, 31.07.2025
	Huang / Zhang - Gao / Zeng	2:0
Luan 4 ITF, R16, 30.07.2025
	Gao / Zeng - Chen / Qu	2:1
Luan 3 ITF, QF, 24.07.2025
	Simmo / Smith - Gao / Zeng	2:1
Luan 3 ITF, R16, 22.07.2025
	Gao / Zeng - Ni Ma / Wang	2:0
Luan 2 ITF, R16, 16.07.2025
	Chen / Tang - Cao / Zeng	2:0

This week's tournaments

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Madrid				32
Madrid WTA				36
Lower level tournaments
Gwangju challenger				8
Savannah challenger				6
Rome 2 challenger				6
Shymkent challenger				4
Abidjan challenger				4
UTR Pro Tennis Series				5
UTR Pro Tennis Series 3				31
UTR Pro Tennis Series 5				19
UTR Pro Tennis Series 9				9
Charlottesville ITF				10
Oeiras 3 ITF				6
Tokyo 6 ITF				10
Chiasso ITF				6
Baotou ITF				6
Roehampton ITF				3
Charlotte ITF				6
Miyazaki 2 ITF				6
Santa Margherita Di Pula 4 ITF				6
Sharm El Sheikh 13 ITF				6
UTR Pro Tennis Series 5				15
Monastir 32 ITF				6
Orlando 5 ITF				6
Panipat ITF				6
Pretoria 6 ITF				9
Singapore 7 ITF				6
UTR Pro Match Series				41
UTR Pro Tennis Series				7

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