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

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
M. Osaka vs E. Sema

Mari Osaka

JPN

2

Win

Played

0

Win

Age

Height

Ret.

C. Rank

600

280

Best Rank

114

Total Title

YTD Titles

$4.1K

Career Money

$117.4K

Plays

Erika Sema

JPN

2

Win

Played

0

Win

Age

Height

Ret.

C. Rank

600

280

Best Rank

114

Total Title

YTD Titles

$4.1K

Career Money

$117.4K

Plays

Head-to-head: Osaka 2 - 0 Sema

They have played 6 sets in total, with Mari Osaka winning 4 and Erika Sema winning 2. 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
Osaka	2
Sema	0

Last 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

M. Osaka vs E. Sema H2H Profile

M. Osaka	Stats	E. Sema
$4,060	Career Prize Money	$117,356
55.93% (217-171)	Career Total W/L	52.48% (498-451)
2	Hard	0
0	Titles	11
2	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

M. Osaka vs E. Sema Match Preview:

Second serve performance recent form: In recent form (last 6 months), Mari Osaka has won 0% of points on their second serve, while Erika Sema has won 35.69%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Mari Osaka, in recent form, has won 0% of their opponent's second serve points, while Erika Sema has won 55.21%. The same stats for first serve returns are 0% and 38.13% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Mari Osaka has saved 0% of breakpoints in recent form, whereas Erika Sema has saved 44.76% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Mari Osaka has won 0% of matches played (W/L 0/0), with Erika Sema winning 55.56% (W/L 30/24) that gives us an overall head-to head prediction overview.
Best surface: Mari Osaka has their best career surface win % on Clay, winning 57% (W/L 86/65), and worse career win % on Grass, winning 33% (W/L 1/2). Erika Sema has their best career surface win % on Hard, winning 57% (W/L 386/315), and worse career win % on Grass, winning 42% (W/L 15/21).
Player level: In the last year, Mari Osaka has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Erika Sema has played most of their matches on the Challengers/ITF tournaments > $10K, winning 54.76% of matches (W/L 23/19). 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 Mari Osaka winning 2 times and Erika Sema being victorious 0 times. They have played 6 sets in total, with Mari Osaka winning 4 and Erika Sema winning 2.
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.
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, Mari Osaka has played against opponents with an average rank of 0 while Erika Sema has played against players with an average rank of 396.57.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Mari Osaka has won 0% of deciding sets over the last 12 months, while Erika Sema has won 53% in all matches played on tour.
Break point conversion: In recent form, Mari Osaka has converted 0% of breakpoint opportunities, and Erika Sema has converted 43.78% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Mari Osaka vs Erika Sema Editorial Preview By TennisTipster88.

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

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

Recent Performance Stats

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
R1 Rebecca SramkovaR. Sramkova	L	6-2 6-4	Stats
Q3 Emina BektasE. Bektas	W	6-1 3-6 10-6	Stats

View All

E. Sema Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W35 Wagga Wagga - 15-09-2025
SF Katie SwanK. Swan	L	6-3 6-1	Stats
QF Cara KorhonenC. Korhonen	W	6-1 6-4	Stats
R2 Ayumi MiyamotoA. Miyamoto	W	6-3 6-2	Stats
R1 Giselle Isabella GuillenG. Isabella	W	6-3 6-1	Stats
W35 Wagga Wagga - 08-09-2025
QF Lizette CabreraL. Cabrera	L	4-6 6-2 7-5	Stats

View All

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

M. Osaka	Stats	E. Sema
55.93% (217/171)	YTD Win/Loss	52.53% (498/450)
55.26% (483/391)	Sets Win/Loss	52.10% (1130/1039)
53.11% (4197/3705)	Games Win/Loss	51.58% (10149/9526)
56.12% (110/86)	Hard Win/Loss	55.06% (386/315)
56.95% (86/65)	Clay Win/Loss	44.68% (42/52)
52.63% (20/18)	Indoor Hard W/L	47.01% (55/62)
33.33% (1/2)	Grass Win/Loss	41.67% (15/21)
0.07	Aces Per Game	0.04
252	Aces Total	374
0.13	Double Faults Per Game	0.17
508	Total Double Faults	1662
1st Match	Average Match Time	1st Match
570.29	Average Opponent Rank	585.63
63% (6841/10870)	1st Serve %	73% (25308/34829)
61% (4139/6841)	1st Serve Win %	57% (14352/25308)
46% (1866/4028)	2nd Serve Win %	43% (4100/9521)
48% (683/1434)	Break Points Won % (Total)	49% (2282/4634)
47% (5075/10906)	Return Points Win %	47% (16515/35097)
0% (0/0)	Slam W/L	33.33% (8/16)
0.00% (0/1)	Masters W/L	40.00% (2/3)
12.50% (1/7)	Main Tour W/L	39.13% (18/28)
56.72% (190/145)	Challenger W/L	52.93% (416/370)
59.09% (26/18)	Futures W/L	62.07% (54/33)
56% (215/383)	Best of 3 Sets Win %	52% (481/928)
0% (0/1)	Best of 5 Sets Win %	100% (3/3)
52% (40/77)	Tiebreaks Win % (Total)	44% (72/163)
51% (52/102)	Deciding Set Win %	48% (139/289)
87% (217/188)	1st Set Won, Won Match	84% (501/422)
13% (217/28)	1st Set Won, Lost Match	15% (501/77)
18% (171/30)	1st Set Lost, Won Match	15% (446/68)