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

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
H. Kaji vs S. Jeong

Haruka Kaji

JPN

2

Win

Played

0

Win

Age

Height

277

C. Rank

808

213

Best Rank

357

Total Titles

YTD Titles

$50.3K

Career Money

Plays

Sunam Jeong

KOR

2

Win

Played

0

Win

Age

Height

277

C. Rank

808

213

Best Rank

357

Total Titles

YTD Titles

$50.3K

Career Money

Plays

Head-to-head: Kaji 2 - 0 Jeong

They have played 5 sets in total, with Haruka Kaji winning 4 and Sunam Jeong winning 1. The last match between Haruka Kaji and Sunam Jeong was at the Goyang, 23-05-2017, Round: R1, Surface: Hard, with Haruka Kaji getting the victory 7-5 6-3.

Players	Head To Head Match Wins
Kaji	2
Jeong	0

Last 2 H2H Matches:

(R1) Goyang(05-23-17)

Stats

Haruka Kaji

Sunam Jeong

(R2) Kofu(03-30-17)

Stats

Haruka Kaji

Sunam Jeong

H. Kaji vs S. Jeong H2H Profile

H. Kaji	Stats	S. Jeong
$50,325	Career Prize Money	$0
55.73% (321-255)	Career Total W/L	63.29% (150-87)
2	Hard	0
7	Titles	7
2	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

H. Kaji vs S. Jeong Match Preview:

Second serve performance recent form: In recent form (last 6 months), Haruka Kaji has won 37.81% of points on their second serve, while Sunam Jeong has won 35.71%. 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 52.66% of their opponent's second serve points, while Sunam Jeong has won 50.00%. The same stats for first serve returns are 35.64% and 42.86% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Haruka Kaji has saved 44.20% of breakpoints in recent form, whereas Sunam Jeong has saved 54.55% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Haruka Kaji has won 50.00% of matches played (W/L 32/32), with Sunam Jeong winning 66.67% (W/L 6/3) 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). Sunam Jeong has their best career surface win % on Hard, winning 56% (W/L 147/82), and worse career win % on I.hard, winning 60% (W/L 3/2).
Player level: In the last year, Haruka Kaji has played most of their matches on the Challengers/ITF tournaments > $10K, winning 52.54% of matches (W/L 31/28), where as Sunam Jeong has played most of their matches on the Challengers/ITF tournaments > $10K, winning 60.00% of matches (W/L 3/2). 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 2 times and Sunam Jeong being victorious 0 times. They have played 5 sets in total, with Haruka Kaji winning 4 and Sunam Jeong winning 1.
The last match between Haruka Kaji and Sunam Jeong was at the Goyang, 23-05-2017, Round: R1, Surface: Hard, with Haruka Kaji getting the victory 7-5 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:53:30.
Opponent quality stats: Over the last 12 months, Haruka Kaji has played against opponents with an average rank of 360.58 while Sunam Jeong has played against players with an average rank of 337.22.
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 Sunam Jeong has won 0% in all matches played on tour.
Break point conversion: In recent form, Haruka Kaji has converted 43.01% of breakpoint opportunities, and Sunam Jeong has converted 66.67% 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 Sunam Jeong Editorial Preview By TennisTipster88.

H. Kaji vs S. Jeong H2H Stats Used In Our Predictions

H. Kaji	Stats	S. Jeong
2	H2H Matches Won	0
4	Sets Won	1
31	Games Won	25
1	Aces (Total)	1
10	Total Double Faults	4
2:53:30	Average Match Time	2:53:30
63% (118/187)	1st Serve %	70% (154/220)
54% (64/118)	1st Serve Win %	51% (79/154)
46% (32/69)	2nd Serve Win %	39% (26/66)
50% (16/32)	Break Pts Won %	52% (13/25)
52% (115/220)	Return Points Win %	49% (91/187)
100% (2/2)	Best‑of‑3 Win %	0% (0/2)
100% (1/1)	Deciding Set Win %	0% (0/1)
100% (2/2)	1st Set Won, Won Match	0% (0/0)
0% (0/2)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/2)

Recent Performance Stats

H. Kaji Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W100 Takasaki - 17-11-2025
R1 Shuai ZhangS. Zhang	L	6-4 6-3	Stats
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

View All

S. Jeong Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W15 Yeongwol - 08-09-2025
R2 Dabin KimD. Kim	L	w/o	Stats
R1 Elina NepliyE. Nepliy	W	6-1 6-1	Stats
W15 Daegu - 26-05-2025
Q2 Seo Hyeon JangS. Hyeon	W	6-1 7-5	Stats
Q3 Jiho ShinJ. Shin	L	6-3 2-6 8-5 ret.	Stats
Q1 Unknown PlayerU. Player	W	6-0 6-1	Stats

View All

H. Kaji vs S. Jeong Stats Breakdown Vs All H2H Opponents

H. Kaji	Stats	S. Jeong
55.73% (321/255)	YTD Win/Loss	63.29% (150/87)
53.22% (695/611)	Sets Win/Loss	61.52% (331/207)
50.91% (6013/5798)	Games Win/Loss	55.79% (2673/2118)
55.92% (236/186)	Hard Win/Loss	64.19% (147/82)
46.88% (15/17)	Clay Win/Loss	0% (0/0)
58.33% (56/40)	Indoor Hard W/L	37.50% (3/5)
53.85% (14/12)	Grass Win/Loss	0% (0/0)
0.08	Aces Per Game	0.06
445	Aces Total	142
0.2	Double Faults Per Game	0.14
1171	Total Double Faults	334
1:22:6	Average Match Time	1:8:27
529.22	Average Opponent Rank	561.38
65% (19698/30409)	1st Serve %	65% (6498/10045)
59% (11530/19698)	1st Serve Win %	58% (3766/6498)
46% (4912/10712)	2nd Serve Win %	49% (1736/3547)
49% (1903/3875)	Break Points Won % (Total)	52% (733/1401)
46% (14129/30418)	Return Points Win %	50% (4890/9825)
33.33% (1/2)	Slam W/L	0% (0/0)
0% (0/0)	Cups W/L	40.00% (2/3)
14.29% (2/12)	Main Tour W/L	0.00% (0/2)
55.31% (255/206)	Challenger W/L	58.10% (61/44)
64.29% (63/35)	Futures W/L	69.60% (87/38)
55% (310/564)	Best of 3 Sets Win %	63% (146/230)
67% (2/3)	Best of 5 Sets Win %	50% (2/4)
56% (60/108)	Tiebreaks Win % (Total)	50% (17/34)
60% (99/164)	Deciding Set Win %	48% (30/62)
87% (299/259)	1st Set Won, Won Match	87% (152/132)
13% (299/39)	1st Set Won, Lost Match	13% (152/20)
20% (275/56)	1st Set Lost, Won Match	20% (85/17)