Prediction of Erika Sema vs Mari Osaka Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
E. Sema vs M. Osaka

Erika Sema

JPN

0

Win

Played

2

Win

Age

Height

597

C. Rank

Ret.

114

Best Rank

280

Total Titles

YTD Titles

$117.4K

Career Money

$4.1K

Plays

Mari Osaka

JPN

0

Win

Played

2

Win

Age

Height

597

C. Rank

Ret.

114

Best Rank

280

Total Titles

YTD Titles

$117.4K

Career Money

$4.1K

Plays

Head-to-head: Sema 0 - 2 Osaka

They have played 6 sets in total, with Erika Sema winning 2 and Mari Osaka winning 4. The last match between Mari Osaka and Erika Sema was at the Toray Pan Pacific Open - Tokyo, 16-09-2017, Round: Q1, Surface: Hard, with Mari Osaka getting the victory 0-6 6-1 6-4.

Players	Head To Head Match Wins
Sema	0
Osaka	2

Last 2 H2H Matches:

(Q1) Toray Pan Pacific Open - Tokyo(09-16-17)

Stats

Mari Osaka

Erika Sema

(R2) Landisville(08-10-17)

Stats

Mari Osaka

Erika Sema

E. Sema vs M. Osaka H2H Profile

E. Sema	Stats	M. Osaka
$117,356	Career Prize Money	$4,060
52.41% (500-454)	Career Total W/L	55.93% (217-171)
0	Hard	2
11	Titles	0
0	Total H2H Matches	2
0% (0-0)	YTD Win/Loss	0% (0-0)

E. Sema vs M. Osaka Match Preview:

Second serve performance recent form: In recent form (last 6 months), Erika Sema has won 36.36% 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 Erika Sema, in recent form, has won 54.63% of their opponent's second serve points, while Mari Osaka has won 0%. The same stats for first serve returns are 36.21% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Erika Sema has saved 48.51% 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 Erika Sema has won 51.92% of matches played (W/L 27/25), with Mari Osaka winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Erika Sema has their best career surface win % on Hard, winning 55% (W/L 388/317), and worse career win % on Grass, winning 42% (W/L 15/21). Mari Osaka has their best career surface win % on Clay, winning 55% (W/L 86/65), and worse career win % on Grass, winning 33% (W/L 1/2).
Player level: In the last year, Erika Sema has played most of their matches on the Challengers/ITF tournaments > $10K, winning 50.00% of matches (W/L 20/20), 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 Erika Sema winning 0 times and Mari Osaka being victorious 2 times. They have played 6 sets in total, with Erika Sema winning 2 and Mari Osaka winning 4.
The last match between Erika Sema and Mari Osaka was at the Toray Pan Pacific Open - Tokyo, 16-09-2017, Round: Q1, Surface: Hard, with Mari Osaka getting the victory 0-6 6-1 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:10:40.
Opponent quality stats: Over the last 12 months, Erika Sema has played against opponents with an average rank of 417.35 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, Erika Sema has won 50% 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, Erika Sema has converted 43.69% 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.

Erika Sema vs Mari Osaka Editorial Preview By TennisTipster88.

E. Sema vs M. Osaka H2H Stats Used In Our Predictions

E. Sema	Stats	M. Osaka
0	H2H Matches Won	2
2	Sets Won	4
24	Games Won	29
1	Aces (Total)	0
9	Total Double Faults	3
2:10:40	Average Match Time	2:10:40
76% (141/185)	1st Serve %	70% (118/168)
50% (71/141)	1st Serve Win %	55% (65/118)
36% (16/44)	2nd Serve Win %	38% (19/50)
57% (13/23)	Break Pts Won %	56% (15/27)
50% (84/168)	Return Points Win %	53% (98/185)
0% (0/2)	Best‑of‑3 Win %	100% (2/2)
0% (0/2)	Deciding Set Win %	100% (2/2)
0% (0/2)	1st Set Won, Won Match	0% (0/0)
100% (2/2)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	100% (2/2)

Recent Performance Stats

E. Sema Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W35 Hamamatsu - 03-11-2025
R1 Sara SaitoS. Saito	L	6-1 6-2	Stats
W35 Brisbane - 27-10-2025
SF Natsumi KawaguchiN. Kawaguchi	L	6-1 7-5	Stats
QF Elena MicicE. Micic	W	w/o	Stats
R2 Kimiko CooperK. Cooper	W	6-4 7-5	Stats
R1 Brooke BlackB. Black	W	6-3 6-2	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

E. Sema vs M. Osaka Stats Breakdown Vs All H2H Opponents

E. Sema	Stats	M. Osaka
52.47% (500/453)	YTD Win/Loss	55.93% (217/171)
52.04% (1134/1045)	Sets Win/Loss	55.26% (483/391)
51.55% (10190/9577)	Games Win/Loss	53.11% (4197/3705)
55.04% (388/317)	Hard Win/Loss	56.12% (110/86)
44.68% (42/52)	Clay Win/Loss	56.95% (86/65)
46.61% (55/63)	Indoor Hard W/L	52.63% (20/18)
41.67% (15/21)	Grass Win/Loss	33.33% (1/2)
0.04	Aces Per Game	0.07
376	Aces Total	252
0.17	Double Faults Per Game	0.13
1677	Total Double Faults	508
1st Match	Average Match Time	1st Match
587.68	Average Opponent Rank	572.36
73% (25563/35161)	1st Serve %	63% (6841/10870)
57% (14499/25563)	1st Serve Win %	61% (4139/6841)
43% (4125/9598)	2nd Serve Win %	46% (1866/4028)
49% (2298/4667)	Break Points Won % (Total)	48% (683/1434)
47% (16641/35402)	Return Points Win %	47% (5075/10906)
33.33% (8/16)	Slam W/L	0% (0/0)
40.00% (2/3)	Masters W/L	0.00% (0/1)
39.13% (18/28)	Main Tour W/L	12.50% (1/7)
52.84% (418/373)	Challenger W/L	56.72% (190/145)
62.07% (54/33)	Futures W/L	59.09% (26/18)
52% (483/933)	Best of 3 Sets Win %	56% (215/383)
100% (3/3)	Best of 5 Sets Win %	0% (0/1)
44% (72/163)	Tiebreaks Win % (Total)	52% (40/77)
48% (139/289)	Deciding Set Win %	51% (52/102)
84% (503/424)	1st Set Won, Won Match	87% (217/188)
15% (503/77)	1st Set Won, Lost Match	13% (217/28)
15% (449/68)	1st Set Lost, Won Match	18% (171/30)