Haruka Kaji vs Su Jeong Jang Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
H. Kaji vs S. Jeong Jang

Haruka Kaji

JPN

1

Win

Played

1

Win

Age

Height

277

C. Rank

621

213

Best Rank

114

Total Titles

YTD Titles

$50.3K

Career Money

$356.0K

Plays

Right-Handed

Su Jeong Jang

KOR

1

Win

Played

1

Win

Age

Height

277

C. Rank

621

213

Best Rank

114

Total Titles

YTD Titles

$50.3K

Career Money

$356.0K

Plays

Right-Handed

Head-to-head: Kaji 1 - 1 Jang

They have played 4 sets in total, with Haruka Kaji winning 2 and Su Jeong Jang winning 2. The last match between Haruka Kaji and Su Jeong Jang was at the W100 Takasaki, 21-11-2024, Round: R1, Surface: Hard, with Haruka Kaji getting the victory 6-3 6-3.

Players	Head To Head Match Wins
Kaji	1
Jang	1

Last 2 H2H Matches:

(R1) W100 Takasaki(11-21-24)

Stats

Haruka Kaji

Su Jeong Jang

(QF) W25 Kofu(03-31-23)

Stats

Su Jeong Jang

Haruka Kaji

H. Kaji vs S. J. Jang H2H Profile

H. Kaji	Stats	S. J. Jang
$50,325	Career Prize Money	$355,985
55.83% (321-254)	Career Total W/L	59.02% (445-309)
1	Hard	1
7	Titles	13
1	Total H2H Matches	1
0% (0-0)	YTD Win/Loss	0% (0-0)

H. Kaji vs S. J. Jang Match Preview:

Second serve performance recent form: In recent form (last 6 months), Haruka Kaji has won 37.76% of points on their second serve, while Su Jeong Jang has won 40.14%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Haruka Kaji, in recent form, has won 53.01% of their opponent's second serve points, while Su Jeong Jang has won 51.31%. The same stats for first serve returns are 35.88% and 33.94% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Haruka Kaji has saved 44.44% of breakpoints in recent form, whereas Su Jeong Jang has saved 46.06% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Haruka Kaji has won 51.52% of matches played (W/L 34/32), with Su Jeong Jang winning 43.75% (W/L 14/18) that gives us an overall head-to head prediction overview.
Best surface: Haruka Kaji has their best career surface win % on I.hard, winning 56% (W/L 19/15), and worse career win % on Clay, winning 47% (W/L 15/17). Su Jeong Jang has their best career surface win % on Clay, winning 56% (W/L 78/39), and worse career win % on Grass, winning 56% (W/L 18/14).
Player level: In the last year, Haruka Kaji has played most of their matches on the Challengers/ITF tournaments > $10K, winning 54.10% of matches (W/L 33/28), where as Su Jeong Jang has played most of their matches on the Challengers/ITF tournaments > $10K, winning 45.16% of matches (W/L 14/17). 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 2 times before with Haruka Kaji winning 1 times and Su Jeong Jang being victorious 1 times. They have played 4 sets in total, with Haruka Kaji winning 2 and Su Jeong Jang winning 2.
The last match between Haruka Kaji and Su Jeong Jang was at the W100 Takasaki, 21-11-2024, Round: R1, Surface: Hard, with Haruka Kaji getting the victory 6-3 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:24:0.
Opponent quality stats: Over the last 12 months, Haruka Kaji has played against opponents with an average rank of 367.68 while Su Jeong Jang has played against players with an average rank of 345.56.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Haruka Kaji has won 45% of deciding sets over the last 12 months, while Su Jeong Jang has won 44% in all matches played on tour.
Break point conversion: In recent form, Haruka Kaji has converted 42.57% of breakpoint opportunities, and Su Jeong Jang has converted 39.52% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Haruka Kaji vs Su Jeong Jang Editorial Preview By TennisTipster88.

H. Kaji vs S. J. Jang H2H Stats Used In Our Predictions

H. Kaji	Stats	S. J. Jang
1	H2H Matches Won	1
2	Sets Won	2
17	Games Won	18
1	Aces (Total)	1
1	Total Double Faults	9
1:24:0	Average Match Time	1:24:0
70% (74/105)	1st Serve %	68% (62/91)
55% (41/74)	1st Serve Win %	63% (39/62)
48% (15/31)	2nd Serve Win %	34% (10/29)
47% (7/15)	Break Pts Won %	53% (8/15)
46% (42/91)	Return Points Win %	47% (49/105)
50% (1/2)	Best‑of‑3 Win %	50% (1/2)
100% (1/1)	1st Set Won, Won Match	100% (1/1)
0% (0/1)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

H. Kaji Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Funchal - 10-11-2025
R2 Margaux RouvroyM. Rouvroy	L	6-3 7-6(2)	Stats
R1 Madelief HagemanM. Hageman	W	6-2 6-1	Stats
W35 Faro - 03-11-2025
R2 Melisa ErcanM. Ercan	L	6-2 6-4	Stats
R1 Lea NilssonL. Nilsson	W	7-6(1) 6-1	Stats
Hong Kong Tennis Open - Hong Kong - 27-10-2025
Q3 Kristiana SidorovaK. Sidorova	L	6-1 6-2	Stats

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S. J. Jang Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Sydney - 17-11-2025
Q3 Rianna AlameR. Alame	W	6-4 6-2	Stats
Q1 Gurmanat Kaur SandhuG. Kaur	W	7-6(2) 6-3	Stats
W50 Brisbane - 10-11-2025
R1 Tahlia KokkinisT. Kokkinis	L	6-3 7-6(3)	Stats
Q1 Unknown PlayerU. Player	W	6-0 6-1	Stats
Q3 Arina VaraksinaA. Varaksina	W	7-6(5) 6-4	Stats

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H. Kaji vs S. J. Jang Stats Breakdown Vs All H2H Opponents

H. Kaji	Stats	S. J. Jang
55.83% (321/254)	YTD Win/Loss	59.02% (445/309)
53.30% (695/609)	Sets Win/Loss	57.13% (993/745)
50.93% (6006/5786)	Games Win/Loss	53.47% (8462/7364)
56.06% (236/185)	Hard Win/Loss	57.64% (313/230)
46.88% (15/17)	Clay Win/Loss	66.67% (78/39)
58.33% (56/40)	Indoor Hard W/L	58.06% (36/26)
53.85% (14/12)	Grass Win/Loss	56.25% (18/14)
0.08	Aces Per Game	0.09
445	Aces Total	658
0.2	Double Faults Per Game	0.19
1169	Total Double Faults	1497
1:22:7	Average Match Time	1:13:57
529.97	Average Opponent Rank	555.29
65% (19650/30345)	1st Serve %	69% (22986/33271)
59% (11510/19650)	1st Serve Win %	61% (14017/22986)
46% (4904/10696)	2nd Serve Win %	45% (4598/10285)
49% (1900/3872)	Break Points Won % (Total)	49% (2167/4465)
46% (14113/30373)	Return Points Win %	47% (16075/34301)
33.33% (1/2)	Slam W/L	41.67% (15/21)
0% (0/0)	Masters W/L	50.00% (2/2)
0% (0/0)	Cups W/L	64.00% (16/9)
14.29% (2/12)	Main Tour W/L	36.54% (19/33)
55.43% (255/205)	Challenger W/L	59.89% (315/211)
64.29% (63/35)	Futures W/L	70.27% (78/33)
55% (310/563)	Best of 3 Sets Win %	59% (440/747)
67% (2/3)	Best of 5 Sets Win %	67% (2/3)
56% (60/108)	Tiebreaks Win % (Total)	54% (73/134)
60% (99/164)	Deciding Set Win %	54% (125/231)
87% (299/259)	1st Set Won, Won Match	88% (416/366)
13% (299/39)	1st Set Won, Lost Match	12% (416/50)
20% (274/56)	1st Set Lost, Won Match	23% (338/78)