Prediction of Haruka Kaji vs Mari Osaka Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
H. Kaji vs M. Osaka

Haruka Kaji

JPN

1

Win

Played

1

Win

Age

Height

290

C. Rank

Ret.

213

Best Rank

280

Total Titles

YTD Titles

$50.3K

Career Money

$4.1K

Plays

Mari Osaka

JPN

1

Win

Played

1

Win

Age

Height

290

C. Rank

Ret.

213

Best Rank

280

Total Titles

YTD Titles

$50.3K

Career Money

$4.1K

Plays

Head-to-head: Kaji 1 - 1 Osaka

They have played 5 sets in total, with Haruka Kaji winning 3 and Mari Osaka winning 2. The last match between Haruka Kaji and Mari Osaka was at the Hawaii Open - Honolulu, 19-11-2017, Round: Q3, Surface: Hard, with Haruka Kaji getting the victory 6-3 7-5.

Players	Head To Head Match Wins
Kaji	1
Osaka	1

Last 2 H2H Matches:

(Q3) Hawaii Open - Honolulu(11-19-17)

Stats

Haruka Kaji

Mari Osaka

(SF) Goyang(05-27-17)

Stats

Mari Osaka

Haruka Kaji

H. Kaji vs M. Osaka H2H Profile

H. Kaji	Stats	M. Osaka
$50,325	Career Prize Money	$4,060
55.63% (321-256)	Career Total W/L	55.93% (217-171)
1	Hard	1
7	Titles	0
1	Total H2H Matches	1
0% (0-0)	YTD Win/Loss	0% (0-0)

H. Kaji vs M. Osaka Match Preview:

Second serve performance recent form: In recent form (last 6 months), Haruka Kaji has won 38.64% of points on their second serve, while Mari Osaka has won 0%. 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 52.47% of their opponent's second serve points, while Mari Osaka has won 0%. The same stats for first serve returns are 35.34% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Haruka Kaji has saved 45.11% of breakpoints in recent form, whereas Mari Osaka has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Haruka Kaji has won 47.54% of matches played (W/L 29/32), with Mari Osaka winning 0% (W/L 0/0) 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). Mari Osaka has their best career surface win % on Clay, winning 56% (W/L 86/65), and worse career win % on Grass, winning 33% (W/L 1/2).
Player level: In the last year, Haruka Kaji has played most of their matches on the Challengers/ITF tournaments > $10K, winning 50.00% of matches (W/L 28/28), where as Mari Osaka 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 2 times before with Haruka Kaji winning 1 times and Mari Osaka being victorious 1 times. They have played 5 sets in total, with Haruka Kaji winning 3 and Mari Osaka winning 2.
The last match between Haruka Kaji and Mari Osaka was at the Hawaii Open - Honolulu, 19-11-2017, Round: Q3, Surface: Hard, with Haruka Kaji getting the victory 6-3 7-5.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:33:36.
Opponent quality stats: Over the last 12 months, Haruka Kaji has played against opponents with an average rank of 353.54 while Mari Osaka 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, Haruka Kaji has won 45% of deciding sets over the last 12 months, while Mari Osaka has won 0% in all matches played on tour.
Break point conversion: In recent form, Haruka Kaji has converted 42.11% of breakpoint opportunities, and Mari Osaka 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.

Haruka Kaji vs Mari Osaka Editorial Preview By TennisTipster88.

H. Kaji vs M. Osaka H2H Stats Used In Our Predictions

H. Kaji	Stats	M. Osaka
1	H2H Matches Won	1
3	Sets Won	2
22	Games Won	23
1	Aces (Total)	3
12	Total Double Faults	7
1:33:36	Average Match Time	1:33:36
67% (105/157)	1st Serve %	63% (85/134)
63% (66/105)	1st Serve Win %	60% (51/85)
31% (16/52)	2nd Serve Win %	49% (24/49)
69% (9/13)	Break Pts Won %	45% (10/22)
44% (59/134)	Return Points Win %	48% (75/157)
50% (1/2)	Best‑of‑3 Win %	50% (1/2)
0% (0/1)	Deciding Set Win %	100% (1/1)
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 Yokohama - 24-11-2025
R1 Darya AstakhovaD. Astakhova	L	6-1 6-1	Stats
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

View All

M. Osaka Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W60 Rome - 25-01-2021
Q1 Sarah HamnerS. Hamner	L	7-6(3) 6-4	Stats
W25+H Irapuato - 09-03-2020
R2 Nadia PodoroskaN. Podoroska	L	6-0 6-4	Stats
R1 Georgina Garcia-PerezG. Garcia-Perez	W	7-5 7-6(4)	Stats
W25 Rancho Santa Fe - 24-02-2020
Q3 Emina BektasE. Bektas	W	6-1 3-6 10-6	Stats
R1 Rebecca SramkovaR. Sramkova	L	6-2 6-4	Stats

View All

H. Kaji vs M. Osaka Stats Breakdown Vs All H2H Opponents

H. Kaji	Stats	M. Osaka
55.63% (321/256)	YTD Win/Loss	55.93% (217/171)
53.13% (695/613)	Sets Win/Loss	55.26% (483/391)
50.87% (6015/5810)	Games Win/Loss	53.11% (4197/3705)
55.79% (236/187)	Hard Win/Loss	56.12% (110/86)
46.88% (15/17)	Clay Win/Loss	56.95% (86/65)
58.33% (56/40)	Indoor Hard W/L	52.63% (20/18)
53.85% (14/12)	Grass Win/Loss	33.33% (1/2)
0.08	Aces Per Game	0.07
446	Aces Total	252
0.2	Double Faults Per Game	0.13
1173	Total Double Faults	508
1:22:5	Average Match Time	1st Match
530.33	Average Opponent Rank	573.47
65% (19732/30455)	1st Serve %	63% (6841/10870)
59% (11546/19732)	1st Serve Win %	61% (4139/6841)
46% (4917/10724)	2nd Serve Win %	46% (1866/4028)
49% (1903/3878)	Break Points Won % (Total)	48% (683/1434)
46% (14142/30463)	Return Points Win %	47% (5075/10906)
33.33% (1/2)	Slam W/L	0% (0/0)
0% (0/0)	Masters W/L	0.00% (0/1)
14.29% (2/12)	Main Tour W/L	12.50% (1/7)
55.19% (255/207)	Challenger W/L	56.72% (190/145)
64.29% (63/35)	Futures W/L	59.09% (26/18)
55% (310/565)	Best of 3 Sets Win %	56% (215/383)
67% (2/3)	Best of 5 Sets Win %	0% (0/1)
56% (60/108)	Tiebreaks Win % (Total)	52% (40/77)
60% (99/164)	Deciding Set Win %	51% (52/102)
87% (299/259)	1st Set Won, Won Match	87% (217/188)
13% (299/39)	1st Set Won, Lost Match	13% (217/28)
20% (276/56)	1st Set Lost, Won Match	18% (171/30)