Hiroko Kuwata vs Haruka Kaji Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
H. Kuwata vs H. Kaji

Hiroko Kuwata

JPN

0

Win

Played

3

Win

Age

Height

632

C. Rank

267

150

Best Rank

213

Total Titles

YTD Titles

$90.1K

Career Money

$50.3K

Right-Handed

Plays

Haruka Kaji

JPN

0

Win

Played

3

Win

Age

Height

632

C. Rank

267

150

Best Rank

213

Total Titles

YTD Titles

$90.1K

Career Money

$50.3K

Right-Handed

Plays

Head-to-head: Kuwata 0 - 3 Kaji

They have played 8 sets in total, with Hiroko Kuwata winning 2 and Haruka Kaji winning 6. The last match between Haruka Kaji and Hiroko Kuwata was at the Singapore, 14-06-2018, Round: QF, Surface: Hard, with Haruka Kaji getting the victory 6-3 6-4.

Players	Head To Head Match Wins
Kuwata	0
Kaji	3

Last 3 H2H Matches:

(QF) Singapore(06-14-18)

Stats

Haruka Kaji

Hiroko Kuwata

(F) Hong Kong(12-30-17)

Stats

Haruka Kaji

Hiroko Kuwata

(R1) Kashiwa(04-05-17)

Stats

Haruka Kaji

Hiroko Kuwata

H. Kuwata vs H. Kaji H2H Profile

H. Kuwata	Stats	H. Kaji
$90,103	Career Prize Money	$50,325
52.62% (422-380)	Career Total W/L	55.85% (320-253)
0	Hard	3
7	Titles	7
0	Total H2H Matches	3
0% (0-0)	YTD Win/Loss	0% (0-0)

H. Kuwata vs H. Kaji Match Preview:

Second serve performance recent form: In recent form (last 6 months), Hiroko Kuwata has won 36.68% of points on their second serve, while Haruka Kaji has won 37.56%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Hiroko Kuwata, in recent form, has won 54.56% of their opponent's second serve points, while Haruka Kaji has won 52.56%. The same stats for first serve returns are 35.86% and 36.20% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Hiroko Kuwata has saved 46.63% of breakpoints in recent form, whereas Haruka Kaji has saved 43.75% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Hiroko Kuwata has won 46.00% of matches played (W/L 23/27), with Haruka Kaji winning 52.94% (W/L 36/32) that gives us an overall head-to head prediction overview.
Best surface: Hiroko Kuwata has their best career surface win % on Hard, winning 55% (W/L 343/286), and worse career win % on Clay, winning 40% (W/L 26/39). Haruka Kaji has their best career surface win % on I.hard, winning 55% (W/L 19/15), and worse career win % on Clay, winning 47% (W/L 15/17).
Player level: In the last year, Hiroko Kuwata has played most of their matches on the Challengers/ITF tournaments > $10K, winning 46.15% of matches (W/L 18/21), where as Haruka Kaji has played most of their matches on the Challengers/ITF tournaments > $10K, winning 55.56% of matches (W/L 35/28). 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 3 times before with Hiroko Kuwata winning 0 times and Haruka Kaji being victorious 3 times. They have played 8 sets in total, with Hiroko Kuwata winning 2 and Haruka Kaji winning 6.
The last match between Hiroko Kuwata and Haruka Kaji was at the Singapore, 14-06-2018, Round: QF, Surface: Hard, with Haruka Kaji getting the victory 6-3 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:33:40.
Opponent quality stats: Over the last 12 months, Hiroko Kuwata has played against opponents with an average rank of 326.34 while Haruka Kaji has played against players with an average rank of 361.25.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Hiroko Kuwata has won 83% of deciding sets over the last 12 months, while Haruka Kaji has won 50% in all matches played on tour.
Break point conversion: In recent form, Hiroko Kuwata has converted 47.03% of breakpoint opportunities, and Haruka Kaji has converted 42.19% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Hiroko Kuwata vs Haruka Kaji Editorial Preview By TennisTipster88.

H. Kuwata vs H. Kaji H2H Stats Used In Our Predictions

H. Kuwata	Stats	H. Kaji
0	H2H Matches Won	3
2	Sets Won	6
31	Games Won	45
3	Aces (Total)	5
13	Total Double Faults	10
2:33:40	Average Match Time	2:33:40
63% (175/279)	1st Serve %	65% (155/240)
55% (97/175)	1st Serve Win %	59% (91/155)
31% (32/104)	2nd Serve Win %	41% (35/85)
52% (16/31)	Break Pts Won %	49% (22/45)
48% (114/240)	Return Points Win %	54% (150/279)
0% (0/3)	Best‑of‑3 Win %	100% (3/3)
0% (0/2)	Deciding Set Win %	100% (2/2)
0% (0/2)	1st Set Won, Won Match	100% (1/1)
100% (2/2)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	100% (2/2)

Recent Performance Stats

H. Kuwata Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Chennai Open - Chennai - 27-10-2025
Q1 Thasaporn NakloT. Naklo	L	6-1 6-4	Stats
W35 Qian Daohu - 20-10-2025
R2 Ekaterina ReyngoldE. Reyngold	L	6-2 6-2	Stats
R1 Maria KalyakinaM. Kalyakina	W	6-2 3-6 6-4	Stats
Q3 Meng Yi ChenM. Yi	W	7-5 6-1	Stats
Q1 Ying XueY. Xue	W	6-2 6-0	Stats

View All

H. Kaji Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
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
Q1 Kallista LiuK. Liu	W	7-6(4) 6-4	Stats
WTA 125 Jinan Open - Jinan - 13-10-2025
R2 Xinyu GaoX. Gao	L	6-3 6-3	Stats

View All

H. Kuwata vs H. Kaji Stats Breakdown Vs All H2H Opponents

H. Kuwata	Stats	H. Kaji
52.62% (422/380)	YTD Win/Loss	55.85% (320/253)
52.00% (951/878)	Sets Win/Loss	53.31% (693/607)
50.84% (8397/8121)	Games Win/Loss	50.91% (5985/5770)
54.53% (343/286)	Hard Win/Loss	56.09% (235/184)
40.00% (26/39)	Clay Win/Loss	46.88% (15/17)
50.00% (40/40)	Indoor Hard W/L	58.33% (56/40)
46.43% (13/15)	Grass Win/Loss	53.85% (14/12)
0.05	Aces Per Game	0.08
371	Aces Total	445
0.27	Double Faults Per Game	0.2
2139	Total Double Faults	1168
1:10:21	Average Match Time	1:22:6
601.03	Average Opponent Rank	528.41
64% (23299/36555)	1st Serve %	65% (19569/30223)
58% (13450/23299)	1st Serve Win %	59% (11466/19569)
44% (5800/13256)	2nd Serve Win %	46% (4881/10655)
48% (2331/4838)	Break Points Won % (Total)	49% (1890/3856)
47% (16993/36402)	Return Points Win %	46% (14054/30258)
31.25% (5/11)	Slam W/L	33.33% (1/2)
0.00% (0/1)	Masters W/L	0% (0/0)
43.55% (27/35)	Main Tour W/L	14.29% (2/12)
49.10% (273/283)	Challenger W/L	55.46% (254/204)
70.06% (117/50)	Futures W/L	64.29% (63/35)
52% (414/792)	Best of 3 Sets Win %	55% (309/561)
100% (2/2)	Best of 5 Sets Win %	67% (2/3)
52% (81/157)	Tiebreaks Win % (Total)	56% (60/107)
51% (118/232)	Deciding Set Win %	60% (99/164)
85% (414/351)	1st Set Won, Won Match	87% (298/258)
15% (414/62)	1st Set Won, Lost Match	13% (298/39)
17% (387/67)	1st Set Lost, Won Match	21% (273/56)