Ayumi Koshiishi vs Arianne Hartono Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
A. Koshiishi vs A. Hartono

Ayumi Koshiishi

JPN

1

Win

Played

0

Win

Age

Height

452

C. Rank

249

367

Best Rank

135

Total Titles

YTD Titles

Career Money

$426.7K

Plays

Arianne Hartono

NED

1

Win

Played

0

Win

Age

Height

452

C. Rank

249

367

Best Rank

135

Total Titles

YTD Titles

Career Money

$426.7K

Plays

Head-to-head: Koshiishi 1 - 0 Hartono

They have played 2 sets in total, with Ayumi Koshiishi winning 2 and Arianne Hartono winning 0. The last match between Ayumi Koshiishi and Arianne Hartono was at the W100 Incheon, 04-09-2024, Round: R1, Surface: Hard, with Ayumi Koshiishi getting the victory 6-2 6-3.

Players	Head To Head Match Wins
Koshiishi	1
Hartono	0

Last 1 H2H Matches:

(R1) W100 Incheon(09-04-24)

Stats

Ayumi Koshiishi

Arianne Hartono

A. Koshiishi vs A. Hartono H2H Profile

A. Koshiishi	Stats	A. Hartono
$0	Career Prize Money	$426,749
62.03% (294-180)	Career Total W/L	56.57% (267-205)
1	Hard	0
8	Titles	3
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0.00% (0-3)

A. Koshiishi vs A. Hartono Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ayumi Koshiishi has won 35.77% of points on their second serve, while Arianne Hartono has won 39.70%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Ayumi Koshiishi, in recent form, has won 48.73% of their opponent's second serve points, while Arianne Hartono has won 50.53%. The same stats for first serve returns are 34.62% and 29.95% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ayumi Koshiishi has saved 42.29% of breakpoints in recent form, whereas Arianne Hartono has saved 48.03% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ayumi Koshiishi has won 51.56% of matches played (W/L 33/31), with Arianne Hartono winning 42.86% (W/L 24/32) that gives us an overall head-to head prediction overview.
Best surface: Ayumi Koshiishi has their best career surface win % on Hard, winning 64% (W/L 221/127), and worse career win % on I.hard, winning 55% (W/L 24/20). Arianne Hartono has their best career surface win % on I.hard, winning 64% (W/L 45/32), and worse career win % on Grass, winning 35% (W/L 7/13).
Player level: In the last year, Ayumi Koshiishi has played most of their matches on the Challengers/ITF tournaments > $10K, winning 51.56% of matches (W/L 33/31), where as Arianne Hartono has played most of their matches on the Challengers/ITF tournaments > $10K, winning 44.19% of matches (W/L 19/24). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 1 times before with Ayumi Koshiishi winning 1 times and Arianne Hartono being victorious 0 times. They have played 2 sets in total, with Ayumi Koshiishi winning 2 and Arianne Hartono winning 0.
The last match between Ayumi Koshiishi and Arianne Hartono was at the W100 Incheon, 04-09-2024, Round: R1, Surface: Hard, with Ayumi Koshiishi getting the victory 6-2 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:22:0.
Opponent quality stats: Over the last 12 months, Ayumi Koshiishi has played against opponents with an average rank of 409.31 while Arianne Hartono has played against players with an average rank of 232.09.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Ayumi Koshiishi has won 60% of deciding sets over the last 12 months, while Arianne Hartono has won 42% in all matches played on tour.
Break point conversion: In recent form, Ayumi Koshiishi has converted 36.90% of breakpoint opportunities, and Arianne Hartono has converted 40.70% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Ayumi Koshiishi vs Arianne Hartono Editorial Preview By TennisTipster88.

A. Koshiishi vs A. Hartono H2H Stats Used In Our Predictions

A. Koshiishi	Stats	A. Hartono
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	5
1	Aces (Total)	0
4	Total Double Faults	7
1:22:0	Average Match Time	1:22:0
67% (30/45)	1st Serve %	57% (40/70)
53% (16/30)	1st Serve Win %	48% (19/40)
53% (8/15)	2nd Serve Win %	33% (10/30)
47% (7/15)	Break Pts Won %	60% (3/5)
59% (41/70)	Return Points Win %	47% (21/45)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

A. Koshiishi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Sydney - 17-11-2025
Q3 Ya-Yi YangY. Yang	L	6-3 6-4	Stats
Q1 Giselle Isabella GuillenG. Isabella	W	6-0 6-2	Stats
W50 Brisbane - 10-11-2025
QF Sijia WeiS. Wei	L	6-1 6-2	Stats
R2 Arina VaraksinaA. Varaksina	W	6-2 7-6(5)	Stats
R1 Petra HuleP. Hule	W	6-3 6-2	Stats

View All

A. Hartono Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W100 Dubai - 01-12-2025
R2 Arantxa RusA. Rus	L	6-1 6-2	Stats
R1 Mei YamaguchiM. Yamaguchi	W	6-2 6-1	Stats
W75 Fujairah - 24-11-2025
R1 Dalila JakupovicD. Jakupovic	L	7-5 6-0	Stats
W75 Petange - 17-11-2025
R1 Anouck Vrancken PeetersA. Vrancken	L	6-1 3-6 6-1	Stats
Chennai Open - Chennai - 27-10-2025
R1 Joanna GarlandJ. Garland	L	6-4 6-3	Stats

View All

A. Koshiishi vs A. Hartono Stats Breakdown Vs All H2H Opponents

A. Koshiishi	Stats	A. Hartono
62.03% (294/180)	YTD Win/Loss	56.57% (267/205)
60.59% (638/415)	Sets Win/Loss	55.08% (607/495)
54.90% (5126/4211)	Games Win/Loss	52.57% (5312/4792)
63.51% (221/127)	Hard Win/Loss	58.42% (163/116)
63.41% (26/15)	Clay Win/Loss	54.74% (52/43)
55.29% (47/38)	Indoor Hard W/L	57.69% (45/33)
0% (0/0)	Grass Win/Loss	35.00% (7/13)
0.18	Aces Per Game	0.18
830	Aces Total	877
0.29	Double Faults Per Game	0.48
1339	Total Double Faults	2351
1:15:56	Average Match Time	1:30:33
511.41	Average Opponent Rank	444.22
60% (13743/22857)	1st Serve %	58% (17568/30511)
61% (8447/13743)	1st Serve Win %	63% (11026/17568)
45% (4109/9113)	2nd Serve Win %	44% (5708/12943)
50% (1543/3102)	Break Points Won % (Total)	49% (1962/4012)
48% (10864/22690)	Return Points Win %	47% (14413/30900)
0% (0/0)	Slam W/L	50.00% (16/16)
0% (0/0)	Masters W/L	0.00% (0/2)
0% (0/0)	Main Tour W/L	53.19% (25/22)
52.77% (143/128)	Challenger W/L	55.23% (169/137)
74.38% (151/52)	Futures W/L	67.06% (57/28)
62% (287/464)	Best of 3 Sets Win %	56% (262/467)
100% (2/2)	Best of 5 Sets Win %	100% (4/4)
58% (46/79)	Tiebreaks Win % (Total)	48% (47/97)
50% (56/111)	Deciding Set Win %	52% (81/155)
90% (294/264)	1st Set Won, Won Match	86% (265/227)
10% (294/29)	1st Set Won, Lost Match	14% (265/38)
17% (180/30)	1st Set Lost, Won Match	19% (207/40)