Prediction of Ayumi Koshiishi vs Ting-Pei Chang Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
A. Koshiishi vs T. Chang

Ayumi Koshiishi

JPN

1

Win

Played

0

Win

Age

Height

444

C. Rank

Ret.

367

Best Rank

Total Titles

YTD Titles

Career Money

Plays

Ting-Pei Chang

TPE

1

Win

Played

0

Win

Age

Height

444

C. Rank

Ret.

367

Best Rank

Total Titles

YTD Titles

Career Money

Plays

Head-to-head: Koshiishi 1 - 0 Chang

They have played 2 sets in total, with Ayumi Koshiishi winning 2 and Ting-Pei Chang winning 0. The last match between Ayumi Koshiishi and Ting-Pei Chang was at the Taipei, 24-07-2018, Round: R1, Surface: Hard, with Ayumi Koshiishi getting the victory 6-2 6-1.

Players	Head To Head Match Wins
Koshiishi	1
Chang	0

Last 1 H2H Matches:

(R1) Taipei(07-24-18)

Stats

Ayumi Koshiishi

Ting-Pei Chang

A. Koshiishi vs T. Chang H2H Profile

A. Koshiishi	Stats	T. Chang
$0	Career Prize Money	$0
62.03% (294-180)	Career Total W/L	33.33% (2-4)
1	Hard	0
8	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

A. Koshiishi vs T. Chang 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 Ting-Pei Chang has won 0%. 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 Ting-Pei Chang has won 0%. The same stats for first serve returns are 34.62% and 0% 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 Ting-Pei Chang has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ayumi Koshiishi has won 50.77% of matches played (W/L 33/32), with Ting-Pei Chang winning 0% (W/L 0/0) 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). Ting-Pei Chang has their best career surface win % on Hard, winning 64% (W/L 2/4), and worse career win % on Hard, winning 33% (W/L 2/4).
Player level: In the last year, Ayumi Koshiishi has played most of their matches on the Challengers/ITF tournaments > $10K, winning 50.77% of matches (W/L 33/32), where as Ting-Pei Chang has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). 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 Ting-Pei Chang being victorious 0 times. They have played 2 sets in total, with Ayumi Koshiishi winning 2 and Ting-Pei Chang winning 0.
The last match between Ayumi Koshiishi and Ting-Pei Chang was at the Taipei, 24-07-2018, Round: R1, Surface: Hard, with Ayumi Koshiishi getting the victory 6-2 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:9:0.
Opponent quality stats: Over the last 12 months, Ayumi Koshiishi has played against opponents with an average rank of 413.09 while Ting-Pei Chang has played against players with an average rank of 0.
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 Ting-Pei Chang has won 0% in all matches played on tour.
Break point conversion: In recent form, Ayumi Koshiishi has converted 36.90% of breakpoint opportunities, and Ting-Pei Chang has converted 0% 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 Ting-Pei Chang Editorial Preview By TennisTipster88.

A. Koshiishi vs T. Chang H2H Stats Used In Our Predictions

A. Koshiishi	Stats	T. Chang
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	3
1	Aces (Total)	0
2	Total Double Faults	2
1:9:0	Average Match Time	1:9:0
77% (36/47)	1st Serve %	54% (21/39)
72% (26/36)	1st Serve Win %	48% (10/21)
55% (6/11)	2nd Serve Win %	28% (5/18)
83% (5/6)	Break Pts Won %	100% (1/1)
62% (24/39)	Return Points Win %	32% (15/47)
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

T. Chang Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Taipei - 23-07-2018
Q3 Rio KitagawaR. Kitagawa	W	2-6 6-4 6-4	Stats
R1 Ayumi KoshiishiA. Koshiishi	L	6-2 6-1	Stats
Q1 Chi KuangC. Kuang	W	6-1 6-0	Stats
Taipei - 19-06-2017
Q1 Ya Yun PaiY. Yun	L	7-6(6) 6-0	Stats
Kaohsiung - 20-06-2016
Q1 Ya Yun PaiY. Yun	L	6-3 6-4	Stats

View All

A. Koshiishi vs T. Chang Stats Breakdown Vs All H2H Opponents

A. Koshiishi	Stats	T. Chang
62.03% (294/180)	YTD Win/Loss	33.33% (2/4)
60.59% (638/415)	Sets Win/Loss	30.77% (4/9)
54.90% (5126/4211)	Games Win/Loss	41.28% (45/64)
63.51% (221/127)	Hard Win/Loss	33.33% (2/4)
63.41% (26/15)	Clay Win/Loss	0% (0/0)
55.29% (47/38)	Indoor Hard W/L	0% (0/0)
0.18	Aces Per Game	0
830	Aces Total	0
0.29	Double Faults Per Game	0.04
1339	Total Double Faults	2
1:15:56	Average Match Time	1st Match
510.19	Average Opponent Rank	74
60% (13743/22857)	1st Serve %	54% (21/39)
61% (8447/13743)	1st Serve Win %	48% (10/21)
45% (4109/9113)	2nd Serve Win %	28% (5/18)
50% (1543/3102)	Break Points Won % (Total)	100% (1/1)
48% (10864/22690)	Return Points Win %	32% (15/47)
52.77% (143/128)	Challenger W/L	0% (0/0)
74.38% (151/52)	Futures W/L	33.33% (2/4)
62% (287/464)	Best of 3 Sets Win %	33% (2/6)
100% (2/2)	Best of 5 Sets Win %	0% (0/0)
58% (46/79)	Tiebreaks Win % (Total)	0% (0/1)
50% (56/111)	Deciding Set Win %	100% (1/1)
90% (294/264)	1st Set Won, Won Match	100% (1/1)
10% (294/29)	1st Set Won, Lost Match	0% (1/0)
17% (180/30)	1st Set Lost, Won Match	20% (5/1)