Jumpei Yamasaki vs Takuya Kumasaka Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Yamasaki vs T. Kumasaka

Jumpei Yamasaki

JPN

3

Win

Played

1

Win

Age

5'11" (180 cm)

Height

5'9" (175 cm)

878

C. Rank

471

446

Best Rank

449

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Takuya Kumasaka

JPN

3

Win

Played

1

Win

Age

5'11" (180 cm)

Height

5'9" (175 cm)

878

C. Rank

471

446

Best Rank

449

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Head-to-head: Yamasaki 3 - 1 Kumasaka

They have played 9 sets in total, with Jumpei Yamasaki winning 5 and Takuya Kumasaka winning 4. The last match between Takuya Kumasaka and Jumpei Yamasaki was at the M25 Takasaki, 19-09-2025, Round: QF, Surface: Hard, with Takuya Kumasaka getting the victory 6-7(6) 6-0 6-3.

Players	Head To Head Match Wins
Yamasaki	3
Kumasaka	1

Last 4 H2H Matches:

(QF) M25 Takasaki(09-19-25)

Stats

Takuya Kumasaka

Jumpei Yamasaki

(QF) M15 Yanagawa(12-29-23)

Stats

Jumpei Yamasaki

Takuya Kumasaka

(R2) M25 Sapporo(09-07-23)

Stats

Jumpei Yamasaki

Takuya Kumasaka

J. Yamasaki vs T. Kumasaka H2H Profile

J. Yamasaki	Stats	T. Kumasaka
$0	Career Prize Money	$0
57.92% (267-194)	Career Total W/L	58.33% (154-110)
1	Clay	0
2	Hard	1
3	Titles	1
3	Total H2H Matches	1
0% (0-0)	YTD Win/Loss	0% (0-0)

J. Yamasaki vs T. Kumasaka Match Preview:

Second serve performance recent form: In recent form (last 6 months), Jumpei Yamasaki has won 41.53% of points on their second serve, while Takuya Kumasaka has won 43.61%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Jumpei Yamasaki, in recent form, has won 49.45% of their opponent's second serve points, while Takuya Kumasaka has won 45.75%. The same stats for first serve returns are 27.39% and 29.12% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Jumpei Yamasaki has saved 48.91% of breakpoints in recent form, whereas Takuya Kumasaka has saved 49.43% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Jumpei Yamasaki has won 63.46% of matches played (W/L 33/19), with Takuya Kumasaka winning 66.67% (W/L 46/23) that gives us an overall head-to head prediction overview.
Best surface: Jumpei Yamasaki has their best career surface win % on I.hard, winning 60% (W/L 18/12), and worse career win % on Clay, winning 55% (W/L 31/25). Takuya Kumasaka has their best career surface win % on Hard, winning 60% (W/L 132/88), and worse career win % on I.hard, winning 0% (W/L 0/2).
Player level: In the last year, Jumpei Yamasaki has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 63.27% of matches (W/L 31/18), where as Takuya Kumasaka has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 69.81% of matches (W/L 37/16). 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 4 times before with Jumpei Yamasaki winning 2 times and Takuya Kumasaka being victorious 1 times. They have played 9 sets in total, with Jumpei Yamasaki winning 5 and Takuya Kumasaka winning 4.
The last match between Jumpei Yamasaki and Takuya Kumasaka was at the M25 Takasaki, 19-09-2025, Round: QF, Surface: Hard, with Takuya Kumasaka getting the victory 6-7(6) 6-0 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:54:39.
Opponent quality stats: Over the last 12 months, Jumpei Yamasaki has played against opponents with an average rank of 426.69 while Takuya Kumasaka has played against players with an average rank of 510.09.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Jumpei Yamasaki has won 30% of deciding sets over the last 12 months, while Takuya Kumasaka has won 73% in all matches played on tour.
Break point conversion: In recent form, Jumpei Yamasaki has converted 29.11% of breakpoint opportunities, and Takuya Kumasaka has converted 44.28% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Jumpei Yamasaki vs Takuya Kumasaka Editorial Preview By TennisTipster88.

J. Yamasaki vs T. Kumasaka H2H Stats Used In Our Predictions

J. Yamasaki	Stats	T. Kumasaka
2	H2H Matches Won	1
5	Sets Won	4
39	Games Won	39
2	Aces (Total)	2
6	Total Double Faults	4
1:54:39	Average Match Time	1:54:39
64% (137/213)	1st Serve %	63% (137/216)
58% (80/137)	1st Serve Win %	58% (79/137)
46% (35/76)	2nd Serve Win %	51% (40/79)
45% (9/20)	Break Pts Won %	41% (14/34)
45% (97/216)	Return Points Win %	46% (98/213)
67% (2/3)	Best‑of‑3 Win %	33% (1/3)
0% (0/1)	Deciding Set Win %	100% (1/1)
67% (2/3)	1st Set Won, Won Match	100% (1/1)
33% (1/3)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	33% (1/3)

Recent Performance Stats

J. Yamasaki Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Yokohama Challenger - 17-11-2025
R1 Yuki MochizukiY. Mochizuki	L	6-4 7-6(5)	Stats
Q3 Naoki NakagawaN. Nakagawa	W	6-3 6-1	Stats
Q1 Uisung ParkU. Park	W	6-4 ret.	Stats
M25 Takasaki - 15-09-2025
QF Takuya KumasakaT. Kumasaka	L	6-7(6) 6-0 6-3	Stats
R2 Taiyo YamanakaT. Yamanaka	W	6-2 6-3	Stats

View All

T. Kumasaka Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Playford Challenger - 24-11-2025
R1 Rinky HijikataR. Hijikata	L	6-2 6-0	Stats
Q3 Leo VithoontienL. Vithoontien	W	6-3 6-2	Stats
Q1 Matthew HulmeM. Hulme	W	7-6(5) 6-4	Stats
Sydney Challenger - 17-11-2025
R1 Alex BoltA. Bolt	L	6-3 6-4	Stats
Brisbane 3 Challenger - 10-11-2025
Q3 Leo VithoontienL. Vithoontien	L	6-4 3-6 6-2	Stats

View All

J. Yamasaki vs T. Kumasaka Stats Breakdown Vs All H2H Opponents

J. Yamasaki	Stats	T. Kumasaka
57.92% (267/194)	YTD Win/Loss	58.33% (154/110)
56.08% (581/455)	Sets Win/Loss	55.56% (335/268)
52.77% (5039/4510)	Games Win/Loss	52.46% (2892/2621)
58.24% (212/152)	Hard Win/Loss	60.00% (132/88)
55.36% (31/25)	Clay Win/Loss	51.28% (20/19)
58.54% (24/17)	Indoor Hard W/L	40.00% (2/3)
0.22	Aces Per Game	0.13
1018	Aces Total	350
0.1	Double Faults Per Game	0.13
451	Total Double Faults	363
1:21:6	Average Match Time	1:32:45
504	Average Opponent Rank	480.92
64% (14608/22757)	1st Serve %	61% (8586/13973)
66% (9578/14608)	1st Serve Win %	64% (5498/8586)
50% (4040/8149)	2nd Serve Win %	50% (2689/5387)
44% (1037/2340)	Break Points Won % (Total)	46% (772/1685)
41% (9507/23232)	Return Points Win %	44% (6259/14379)
38.46% (15/24)	Challenger W/L	50.00% (18/18)
59.72% (252/170)	Futures W/L	59.65% (136/92)
57% (256/448)	Best of 3 Sets Win %	57% (145/253)
100% (6/6)	Best of 5 Sets Win %	100% (5/5)
51% (56/109)	Tiebreaks Win % (Total)	48% (29/60)
54% (62/115)	Deciding Set Win %	59% (45/76)
88% (261/229)	1st Set Won, Won Match	90% (136/122)
12% (261/32)	1st Set Won, Lost Match	9% (136/12)
19% (199/37)	1st Set Lost, Won Match	23% (128/30)