Tomohiro Masabayashi vs Seongbin Sim Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
T. Masabayashi vs S. Sim

Tomohiro Masabayashi

JPN

1

Win

Played

0

Win

Age

Height

867

C. Rank

707

Best Rank

Total Titles

YTD Titles

Career Money

Plays

Seongbin Sim

KOR

1

Win

Played

0

Win

Age

Height

867

C. Rank

707

Best Rank

Total Titles

YTD Titles

Career Money

Plays

Head-to-head: Masabayashi 1 - 0 Sim

They have played 3 sets in total, with Tomohiro Masabayashi winning 2 and Seongbin Sim winning 1. The last match between Tomohiro Masabayashi and Seongbin Sim was at the M15 Karuizawa, 30-05-2024, Round: R2, Surface: Clay, with Tomohiro Masabayashi getting the victory 2-6 6-3 6-1.

Players	Head To Head Match Wins
Masabayashi	1
Sim	0

Last 1 H2H Matches:

(R2) M15 Karuizawa(05-30-24)

Stats

Tomohiro Masabayashi

Seongbin Sim

T. Masabayashi vs S. Sim H2H Profile

T. Masabayashi	Stats	S. Sim
$0	Career Prize Money	$0
50.77% (132-128)	Career Total W/L	57.58% (95-70)
1	Clay	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

T. Masabayashi vs S. Sim Match Preview:

Second serve performance recent form: In recent form (last 6 months), Tomohiro Masabayashi has won 42.68% of points on their second serve, while Seongbin Sim has won 41.47%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Tomohiro Masabayashi, in recent form, has won 41.18% of their opponent's second serve points, while Seongbin Sim has won 48.08%. The same stats for first serve returns are 26.40% and 25.27% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Tomohiro Masabayashi has saved 48.58% of breakpoints in recent form, whereas Seongbin Sim has saved 50.95% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Tomohiro Masabayashi has won 33.33% of matches played (W/L 16/32), with Seongbin Sim winning 56.60% (W/L 30/23) that gives us an overall head-to head prediction overview.
Best surface: Tomohiro Masabayashi has their best career surface win % on Clay, winning 53% (W/L 17/15), and worse career win % on I.hard, winning 42% (W/L 5/7). Seongbin Sim has their best career surface win % on I.hard, winning 53% (W/L 20/8), and worse career win % on Grass, winning 33% (W/L 1/2).
Player level: In the last year, Tomohiro Masabayashi has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 32.61% of matches (W/L 15/31), where as Seongbin Sim has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 56.60% of matches (W/L 30/23). 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 1 times before with Tomohiro Masabayashi winning 1 times and Seongbin Sim being victorious 0 times. They have played 3 sets in total, with Tomohiro Masabayashi winning 2 and Seongbin Sim winning 1.
The last match between Tomohiro Masabayashi and Seongbin Sim was at the M15 Karuizawa, 30-05-2024, Round: R2, Surface: Clay, with Tomohiro Masabayashi getting the victory 2-6 6-3 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:32:0.
Opponent quality stats: Over the last 12 months, Tomohiro Masabayashi has played against opponents with an average rank of 548.71 while Seongbin Sim has played against players with an average rank of 344.83.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Tomohiro Masabayashi has won 31% of deciding sets over the last 12 months, while Seongbin Sim has won 57% in all matches played on tour.
Break point conversion: In recent form, Tomohiro Masabayashi has converted 36.90% of breakpoint opportunities, and Seongbin Sim has converted 30.15% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Tomohiro Masabayashi vs Seongbin Sim Editorial Preview By TennisTipster88.

T. Masabayashi vs S. Sim H2H Stats Used In Our Predictions

T. Masabayashi	Stats	S. Sim
1	H2H Matches Won	0
2	Sets Won	1
14	Games Won	10
3	Aces (Total)	3
2	Total Double Faults	6
2:32:0	Average Match Time	2:32:0
51% (42/82)	1st Serve %	56% (50/89)
57% (24/42)	1st Serve Win %	56% (28/50)
50% (20/40)	2nd Serve Win %	41% (16/39)
39% (7/18)	Break Pts Won %	50% (5/10)
51% (45/89)	Return Points Win %	46% (38/82)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set Win %	0% (0/1)
0% (0/0)	1st Set Won, Won Match	0% (0/1)
0% (0/0)	1st Set Won, Lost Match	100% (1/1)
100% (1/1)	1st Set Lost, Won Match	0% (0/0)

Recent Performance Stats

T. Masabayashi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Kuala Lumpur - 10-11-2025
R1 Evgeny KarlovskiyE. Karlovskiy	L	6-3 6-7(1) 6-1	Stats
M25 Qian Daohu - 27-10-2025
R1 Mikalai HaliakM. Haliak	L	6-4 6-0	Stats
M25 Huzhou - 20-10-2025
R1 Kuan-Yi LeeK. Lee	L	6-2 3-6 6-2	Stats
M25 Takasaki - 15-09-2025
R1 Hikaru ShiraishiH. Shiraishi	L	6-2 6-0	Stats
Q3 Yuichiro InuiY. Inui	W	3-6 6-3 10-1	Stats

View All

S. Sim Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Yanagawa City - 27-10-2025
R1 Ryota TanumaR. Tanuma	L	6-4 6-1	Stats
M15 Maanshan - 01-09-2025
SF Egor AgafonovE. Agafonov	L	6-1 6-2	Stats
QF Yuta KikuchiY. Kikuchi	W	6-4 6-4	Stats
R2 Artur KukasianA. Kukasian	W	6-3 7-6(3)	Stats
R1 Xiaofei WangX. Wang	W	4-6 6-1 6-4	Stats

View All

T. Masabayashi vs S. Sim Stats Breakdown Vs All H2H Opponents

T. Masabayashi	Stats	S. Sim
50.77% (132/128)	YTD Win/Loss	57.58% (95/70)
50.51% (295/289)	Sets Win/Loss	57.37% (214/159)
50.51% (2666/2612)	Games Win/Loss	52.36% (1864/1696)
51.20% (107/102)	Hard Win/Loss	55.08% (65/53)
53.13% (17/15)	Clay Win/Loss	56.25% (9/7)
42.11% (8/11)	Indoor Hard W/L	71.43% (20/8)
0% (0/0)	Grass Win/Loss	33.33% (1/2)
0.14	Aces Per Game	0.19
357	Aces Total	324
0.12	Double Faults Per Game	0.15
297	Total Double Faults	267
1:2:1	Average Match Time	1st Match
390.29	Average Opponent Rank	248.42
60% (6248/10375)	1st Serve %	60% (3137/5232)
63% (3933/6248)	1st Serve Win %	67% (2090/3137)
48% (1985/4127)	2nd Serve Win %	49% (1025/2095)
45% (462/1024)	Break Points Won % (Total)	42% (224/530)
39% (3984/10088)	Return Points Win %	40% (2069/5161)
33.33% (3/6)	Challenger W/L	50.00% (2/2)
51.39% (129/122)	Futures W/L	57.76% (93/68)
50% (128/256)	Best of 3 Sets Win %	58% (94/162)
100% (1/1)	Best of 5 Sets Win %	0% (0/1)
37% (15/41)	Tiebreaks Win % (Total)	62% (23/37)
47% (31/66)	Deciding Set Win %	45% (20/44)
87% (134/117)	1st Set Won, Won Match	90% (96/86)
13% (134/17)	1st Set Won, Lost Match	10% (96/10)
11% (126/14)	1st Set Lost, Won Match	13% (69/9)