Seongchan Hong vs Kokoro Isomura Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Hong vs K. Isomura

Seongchan Hong

KOR

1

Win

Played

0

Win

Age

5'9" (175 cm)

Height

675

C. Rank

540

139

Best Rank

424

Total Titles

YTD Titles

$178.0K

Career Money

Right-Handed

Plays

Kokoro Isomura

JPN

1

Win

Played

0

Win

Age

5'9" (175 cm)

Height

675

C. Rank

540

139

Best Rank

424

Total Titles

YTD Titles

$178.0K

Career Money

Right-Handed

Plays

Head-to-head: Hong 1 - 0 Isomura

They have played 2 sets in total, with Seongchan Hong winning 2 and Kokoro Isomura winning 0. The last match between Seongchan Hong and Kokoro Isomura was at the M25 Harmon, 10-06-2022, Round: QF, Surface: Hard, with Seongchan Hong getting the victory 6-2 6-3.

Players	Head To Head Match Wins
Hong	1
Isomura	0

Last 1 H2H Matches:

(QF) M25 Harmon(06-10-22)

Stats

Seongchan Hong

Kokoro Isomura

S. Hong vs K. Isomura H2H Profile

S. Hong	Stats	K. Isomura
$178,045	Career Prize Money	$0
62.06% (265-162)	Career Total W/L	53.78% (128-110)
1	Hard	0
15	Titles	1
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Hong vs K. Isomura Match Preview:

Second serve performance recent form: In recent form (last 6 months), Seongchan Hong has won 0% of points on their second serve, while Kokoro Isomura has won 45.07%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Seongchan Hong, in recent form, has won 0% of their opponent's second serve points, while Kokoro Isomura has won 51.07%. The same stats for first serve returns are 0% and 25.48% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Seongchan Hong has saved 0% of breakpoints in recent form, whereas Kokoro Isomura has saved 51.79% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Seongchan Hong has won 0% of matches played (W/L 0/0), with Kokoro Isomura winning 52.31% (W/L 34/31) that gives us an overall head-to head prediction overview.
Best surface: Seongchan Hong has their best career surface win % on Hard, winning 66% (W/L 233/122), and worse career win % on Grass, winning 0% (W/L 0/8). Kokoro Isomura has their best career surface win % on I.hard, winning 66% (W/L 8/5), and worse career win % on Hard, winning 52% (W/L 95/87).
Player level: In the last year, Seongchan Hong has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Kokoro Isomura has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 52.63% of matches (W/L 20/18). 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 Seongchan Hong winning 1 times and Kokoro Isomura being victorious 0 times. They have played 2 sets in total, with Seongchan Hong winning 2 and Kokoro Isomura winning 0.
The last match between Seongchan Hong and Kokoro Isomura was at the M25 Harmon, 10-06-2022, Round: QF, Surface: Hard, with Seongchan Hong getting the victory 6-2 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:11:0.
Opponent quality stats: Over the last 12 months, Seongchan Hong has played against opponents with an average rank of 0 while Kokoro Isomura has played against players with an average rank of 420.06.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Seongchan Hong has won 0% of deciding sets over the last 12 months, while Kokoro Isomura has won 47% in all matches played on tour.
Break point conversion: In recent form, Seongchan Hong has converted 0% of breakpoint opportunities, and Kokoro Isomura has converted 27.98% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Seongchan Hong vs Kokoro Isomura Editorial Preview By TennisTipster88.

S. Hong vs K. Isomura H2H Stats Used In Our Predictions

S. Hong	Stats	K. Isomura
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	5
7	Aces (Total)	0
1	Total Double Faults	4
1:11:0	Average Match Time	1:11:0
65% (32/49)	1st Serve %	69% (35/51)
84% (27/32)	1st Serve Win %	54% (19/35)
47% (8/17)	2nd Serve Win %	50% (8/16)
33% (4/12)	Break Pts Won %	25% (1/4)
47% (24/51)	Return Points Win %	29% (14/49)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

S. Hong Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Shanghai Rolex Masters - Shanghai - 30-09-2024
Q3 Yosuke WatanukiY. Watanuki	L	6-2 7-5	Stats
Q1 Illya MarchenkoI. Marchenko	W	7-6(5) 6-4	Stats
Chengdu Open - Chengdu - 16-09-2024
Q1 Alibek KachmazovA. Kachmazov	L	6-4 6-1	Stats
Davis Cup, World Group I, 1R, POL-KOR 1-3 - 09-09-2024
Rubber 1 Maks KasnikowskiM. Kasnikowski	W	7-6(8) 6-2	Stats
Shanghai Challenger - 02-09-2024
R2 Dalibor SvrcinaD. Svrcina	L	7-5 6-3	Stats

View All

K. Isomura Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Playford Challenger - 24-11-2025
R1 Karan SinghK. Singh	L	5-7 6-4 6-3	Stats
Yokohama Challenger - 17-11-2025
R1 Yusuke KusuharaY. Kusuhara	L	7-5 6-3	Stats
Kobe Challenger - 10-11-2025
R1 Sho ShimabukuroS. Shimabukuro	L	7-6(1) 6-4	Stats
Matsuyama Challenger - 03-11-2025
R1 Henrique RochaH. Rocha	L	5-7 6-4 6-1	Stats
Seoul Challenger - 27-10-2025
R2 Elias YmerE. Ymer	L	6-2 6-3	Stats

View All

S. Hong vs K. Isomura Stats Breakdown Vs All H2H Opponents

S. Hong	Stats	K. Isomura
62.06% (265/162)	YTD Win/Loss	53.78% (128/110)
59.60% (593/402)	Sets Win/Loss	52.05% (279/257)
54.01% (4942/4208)	Games Win/Loss	50.96% (2512/2417)
65.63% (233/122)	Hard Win/Loss	52.20% (95/87)
60.47% (26/17)	Clay Win/Loss	58.14% (25/18)
28.57% (6/15)	Indoor Hard W/L	61.54% (8/5)
0.00% (0/8)	Grass Win/Loss	0% (0/0)
0.31	Aces Per Game	0.14
1390	Aces Total	335
0.17	Double Faults Per Game	0.25
769	Total Double Faults	601
1:33:38	Average Match Time	1:43:18
499.78	Average Opponent Rank	471.5
61% (16090/26209)	1st Serve %	68% (10171/14987)
68% (10879/16061)	1st Serve Win %	63% (6439/10171)
52% (5253/10147)	2nd Serve Win %	47% (2279/4815)
47% (1318/2834)	Break Points Won % (Total)	46% (743/1603)
42% (11062/26172)	Return Points Win %	42% (6383/15216)
25.00% (2/6)	Slam W/L	0% (0/0)
57.14% (4/3)	Masters W/L	0% (0/0)
21.05% (4/15)	Cups W/L	0% (0/0)
44.44% (4/5)	Main Tour W/L	0% (0/0)
54.19% (84/71)	Challenger W/L	52.38% (22/20)
72.93% (167/62)	Futures W/L	54.08% (106/90)
63% (257/411)	Best of 3 Sets Win %	53% (124/233)
40% (4/10)	Best of 5 Sets Win %	100% (1/1)
60% (60/100)	Tiebreaks Win % (Total)	59% (38/64)
55% (73/133)	Deciding Set Win %	59% (37/63)
84% (269/227)	1st Set Won, Won Match	91% (118/107)
15% (269/41)	1st Set Won, Lost Match	9% (118/11)
24% (157/37)	1st Set Lost, Won Match	18% (120/21)