Prediction of Kai-Chen Chang vs Ayumi Miyamoto Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Chang vs A. Miyamoto

Kai-Chen Chang

TPE

1

Win

Played

0

Win

Age

1.67m

Height

Ret.

C. Rank

753

Best Rank

525

Total Titles

YTD Titles

$426.4K

Career Money

Right-handed (two-handed backhand)

Plays

Ayumi Miyamoto

JPN

1

Win

Played

0

Win

Age

1.67m

Height

Ret.

C. Rank

753

Best Rank

525

Total Titles

YTD Titles

$426.4K

Career Money

Right-handed (two-handed backhand)

Plays

Head-to-head: Chang 1 - 0 Miyamoto

They have played 3 sets in total, with Kai-Chen Chang winning 2 and Ayumi Miyamoto winning 1. The last match between Kai-Chen Chang and Ayumi Miyamoto was at the Kofu, 14-06-2018, Round: R2, Surface: Hard, with Kai-Chen Chang getting the victory 6-3 5-7 6-4.

Players	Head To Head Match Wins
Chang	1
Miyamoto	0

Last 1 H2H Matches:

(R2) Kofu(06-14-18)

Stats

Kai-Chen Chang

Ayumi Miyamoto

K. Chang vs A. Miyamoto H2H Profile

K. Chang	Stats	A. Miyamoto
$426,433	Career Prize Money	$0
56.00% (294-231)	Career Total W/L	54.73% (110-91)
1	Hard	0
6	Titles	1
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Chang vs A. Miyamoto Match Preview:

Second serve performance recent form: In recent form (last 6 months), Kai-Chen Chang has won 0% of points on their second serve, while Ayumi Miyamoto has won 40.00%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Kai-Chen Chang, in recent form, has won 0% of their opponent's second serve points, while Ayumi Miyamoto has won 51.63%. The same stats for first serve returns are 0% and 37.54% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Kai-Chen Chang has saved 0% of breakpoints in recent form, whereas Ayumi Miyamoto has saved 41.15% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Kai-Chen Chang has won 0% of matches played (W/L 0/0), with Ayumi Miyamoto winning 57.45% (W/L 27/20) that gives us an overall head-to head prediction overview.
Best surface: Kai-Chen Chang has their best career surface win % on I.hard, winning 61% (W/L 17/11), and worse career win % on Clay, winning 26% (W/L 9/25). Ayumi Miyamoto has their best career surface win % on Grass, winning 61% (W/L 5/3), and worse career win % on Clay, winning 20% (W/L 1/4).
Player level: In the last year, Kai-Chen Chang has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Ayumi Miyamoto has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 67.86% of matches (W/L 19/9). 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 Kai-Chen Chang winning 1 times and Ayumi Miyamoto being victorious 0 times. They have played 3 sets in total, with Kai-Chen Chang winning 2 and Ayumi Miyamoto winning 1.
The last match between Kai-Chen Chang and Ayumi Miyamoto was at the Kofu, 14-06-2018, Round: R2, Surface: Hard, with Kai-Chen Chang getting the victory 6-3 5-7 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 3:4:0.
Opponent quality stats: Over the last 12 months, Kai-Chen Chang has played against opponents with an average rank of 0 while Ayumi Miyamoto has played against players with an average rank of 390.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Kai-Chen Chang has won 0% of deciding sets over the last 12 months, while Ayumi Miyamoto has won 44% in all matches played on tour.
Break point conversion: In recent form, Kai-Chen Chang has converted 0% of breakpoint opportunities, and Ayumi Miyamoto has converted 40.88% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Kai-Chen Chang vs Ayumi Miyamoto Editorial Preview By TennisTipster88.

K. Chang vs A. Miyamoto H2H Stats Used In Our Predictions

K. Chang	Stats	A. Miyamoto
1	H2H Matches Won	0
2	Sets Won	1
17	Games Won	14
4	Aces (Total)	1
16	Total Double Faults	4
3:4:0	Average Match Time	3:4:0
61% (71/117)	1st Serve %	64% (70/110)
49% (35/71)	1st Serve Win %	51% (36/70)
43% (20/46)	2nd Serve Win %	33% (13/40)
65% (11/17)	Break Pts Won %	60% (9/15)
55% (61/110)	Return Points Win %	53% (62/117)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set 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

K. Chang Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W25 Nonthaburi - 03-02-2020
Q3 Lucrezia StefaniniL. Stefanini	L	7-6(5) 6-4	Stats
Q2 Yatawee ChimchumY. Chimchum	W	6-1 6-0	Stats
Q1 Humera BaharmusH. Baharmus	W	6-1 6-0	Stats
W25 Nonthaburi - 27-01-2020
R2 Xinyu WangX. Wang	L	6-2 7-5	Stats
R1 Riya BhatiaR. Bhatia	W	6-2 6-1	Stats

View All

A. Miyamoto Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Yokohama - 24-11-2025
Q1 Shiho TsujiokaS. Tsujioka	L	7-6(5) 7-5	Stats
W100 Takasaki - 17-11-2025
Q1 Sae NoguchiS. Noguchi	L	6-4 6-7(9) 6-3	Stats
W35 Hamamatsu - 03-11-2025
R1 Eri ShimizuE. Shimizu	L	6-3 7-5	Stats
W35 Makinohara - 27-10-2025
R1 Rinko MatsudaR. Matsuda	L	6-3 6-1	Stats
W35 Wagga Wagga - 15-09-2025
R2 Erika SemaE. Sema	L	6-3 6-2	Stats

View All

K. Chang vs A. Miyamoto Stats Breakdown Vs All H2H Opponents

K. Chang	Stats	A. Miyamoto
55.29% (282/228)	YTD Win/Loss	54.73% (110/91)
54.65% (640/531)	Sets Win/Loss	54.67% (246/204)
52.49% (5678/5139)	Games Win/Loss	52.53% (2095/1893)
57.14% (216/162)	Hard Win/Loss	55.56% (75/60)
26.47% (9/25)	Clay Win/Loss	20.00% (1/4)
64.41% (38/21)	Indoor Hard W/L	54.72% (29/24)
48.72% (19/20)	Grass Win/Loss	62.50% (5/3)
0.11	Aces Per Game	0.03
561	Aces Total	56
0.35	Double Faults Per Game	0.16
1827	Total Double Faults	311
1st Match	Average Match Time	1:9:42
596.26	Average Opponent Rank	480
60% (13513/22455)	1st Serve %	68% (6061/8897)
62% (8365/13513)	1st Serve Win %	56% (3366/6061)
43% (3805/8942)	2nd Serve Win %	43% (1233/2836)
47% (1327/2816)	Break Points Won % (Total)	51% (598/1179)
46% (10218/22095)	Return Points Win %	48% (4183/8639)
45.65% (21/25)	Slam W/L	0% (0/0)
39.39% (13/20)	Masters W/L	0% (0/0)
56.25% (9/7)	Cups W/L	0% (0/0)
44.07% (52/66)	Main Tour W/L	0.00% (0/2)
63.27% (174/101)	Challenger W/L	49.04% (51/53)
59.09% (13/9)	Futures W/L	62.11% (59/36)
55% (279/505)	Best of 3 Sets Win %	54% (108/199)
50% (1/2)	Best of 5 Sets Win %	100% (1/1)
55% (60/109)	Tiebreaks Win % (Total)	53% (17/32)
49% (75/152)	Deciding Set Win %	43% (21/49)
87% (279/243)	1st Set Won, Won Match	88% (113/99)
13% (279/36)	1st Set Won, Lost Match	12% (113/14)
17% (231/39)	1st Set Lost, Won Match	11% (87/10)