Chak Lam Coleman Wong and Sho Shimabukuro will face off in the final of the Seoul Challenger for the 3^rd time in their career. They are scheduled to compete on Sunday at 2:30 pm on CENTRE COURT. Here the head to head stats and relative prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Chak Lam Coleman Wong who should win in 3 sets.

As per the initial odds, Chak Lam Coleman Wong is the pick to win this match.
Chak Lam Coleman Wong -> 1.8
Sho Shimabukuro -> 1.88

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Prediction and head to head Chak Lam Coleman Wong vs. Sho Shimabukuro

This will be the 3^rd time that Chak Lam Coleman Wong and Sho Shimabukuro square off. The head to head is 2-0 for Shimabukuro (see full H2H stats), 1-0 on hard.

The last time that they played each other, Shimabukuro won 7-6(5) 6-2 in the 1^st round in the Kobe Challenger back in 2024.

Chak Lam Coleman Wong

Ranked no. 161, Chak reached the final after beating Hyeon Chung 6-3 6-2, Yu Hsiou Hsu 6-4 7-6(3), Bu Yunchaokete 6-3 6-4 and Yi Zhou 7-6(2) 4-6 6-2.

In the semifinal, Chak defeated Zhou (7-6² 4-6 6-2). During the match, Lam Coleman Wong scored 100 points vs Zhou’s 89. The was very aggressive to blast 42 winners.

Talking about the service games, Lam Coleman Wong blasted 14 aces and he committed only 2 double faults. Chak Lam Coleman Wong lost the serve twice and he saved 3 break points. Furthermore, Lam Coleman Wong put 64% of his first serves in, winning 69% (42/61) of the points behind his 1st serve and 63% (22/35) on the 2nd serve. Chak broke Zhou 3 times after converting 38% of his break points (3/8).

Overall Performance in this tournament

Chak has conceded 1 set in this competition to conquer 56% of the points he played.

Lam Coleman Wong has a winning win-loss record in the last 7 years having won 56% of his matches (161-128). 20-17 on hard in 2025. In connection with his performance on the same surface of this event, Lam Coleman Wong has an overall129-89 win-loss record in the last 7 years on hard.

The’s best result of the current year was reaching the semifinal in the Seoul Challenger.

Chak has an aggregate 29-28 win-loss record in 2025, 20-17 on hard (See FULL STATS).

Previously in the Seoul Challenger

Sho Shimabukuro

Ranked no. 193, Sho reached the final after beating Omar Jasika 6-3 5-7 7-6(4), Rio Noguchi 6-4 6-3, Kasidit Samrej 6-3 6-4 and Elias Ymer 6-1 4-6 6-3.

In the semifinal, The Japanese defeated Ymer (6-1 4-6 6-3). During the match Shimabukuro scored 94 points vs Ymer’s 77. Sho was exceptionally aggressive to blast 32 winners.

Talking about serving, Shimabukuro fired 7 aces and he committed only 1 double fault for the entire match. Overall, Sho Shimabukuro was extremely efficient on serve to win 74% (32/43) of his 1st serve and 58% (19/33) on the second serve. However, this didn’t prevent his to concede the serve twice. Sho broke Ymer 5 times after converting 56% of his break points (5/9).

Overall Performance in this tournament

Sho has conceded 2 set in the tournament to win 54% of the points he played.

His best result of the current year was conquering the title the Zhangjiagang Challenger where he defeated Oliver Crawford in the final 6-3 3-6 7-5.

The Japanese has a composed 27-21 win-loss record in 2025, 24-18 on hard (See FULL STATS).

Previously in the Seoul Challenger

Previously, his best result was reaching the 2^nd round in 2024. See his history.

H2H Performance in the tournament (main draw)

Matches, sets, games and points

Points	Lam Coleman Wong	Shimabukuro
Match played	4	4
Tot Set	9	10
Tot Games	90	98
Pts	304-241	349-296
Total Points	545	645
Winners	125	130
%Winners	41%	37%

Both Lam Coleman Wong and Shimabukuro played 4 matches. Both players lost a set in the event. Chak Lam Coleman Wong surrendered 1 set, while Sho Shimabukuro lost 2 sets. Lam Coleman Wong has played 1 set(s) less than Shimabukuro (9 vs 10). Therefore, Lam Coleman Wong played 8 games less than Shimabukuro. The scored 125 winners (41% of the total points). On the other side, Shimabukuro struck 130 winners (37%).

Serve Performance

Serve	Lam Coleman Wong	Shimabukuro
Aces	35	23
Avg per match	8.8	5.8
1st in	169/267	167/281
%1st in	63%	59%
1st pts	125/169	130/167
%1st pts	74%	78%
2nd pts	54/98	55/114
%2nd pts	55%	48%

Lam Coleman Wong scored 35 aces (8.8 per match). Shimabukuro bagged 23 aces (5.8 per match). Lam Coleman Wong won 74% points on his first serve. He quite strong on his second serve to win 55% of the points. On the other side, Shimabukuro won 78% of the points behind his first serve. He had a solid display on his second serve to win 48% of the points.

How they played the important points

Breaks	Lam Coleman Wong	Shimabukuro
Won	15	18
Converted	15/27	18/41
% Converted	56%	44%
Conceded	15	19
Saved	8	11
% Saved	53%	58%
Times Broken	7	8

The broke his opponents 15 times with a 56% conversion rate. Chak surrendered his serve 7 times and he saved 53% of the break points that he conceded. Shimabukuro broke his opponents 18 times with a 44% conversion rate. The Japanese conceded his serve 8 times and he saved 58% of the break points that he conceded.

Lam Coleman Wong
	R1 Chung	R2 Hsiou Hsu	1/4 Yunchaokete	1/2 Zhou	Total
Score	6-3 6-2	6-4 7-63	6-3 6-4	7-62 4-6 6-2
Tot Set	2	2	2	3	9
Tot Games	17	23	19	31	90
pts	62-40	73-58	69-54	100-89	304-241
Total points	102	131	123	189	545
Winners	18	34	31	42	125
%Winners	29%	47%	45%	42%	41%
SERVE
Aces	3	10	8	14	35
Double Faults	0	4	2	2	8
1st in	28/45	43/69	37/57	61/96	169/267
% 1st in	62%	62%	65%	64%	63%
1st pts	18/28	34/43	31/37	42/61	125/169
% 1st pts	64%	79%	84%	69%	74%
2nd pts	10/17	11/26	11/20	22/35	54/98
% 2nd pts	59%	42%	55%	63%	55%
Breaks
Won	6	4	2	3	15
Converted	6/8	4/5	2/6	3/8	15/27
Converted %	75%	80%	33%	38%	56%
Conceded	4	5	1	5	15
Saved	2/4	2/5	1/1	3/5	8
Saved %	50%	40%	100%	60%	63%
Times Broken	2	3	0	2	7

Shimabukuro
	R1 Jasika	R2 Noguchi	1/4 Samrej	1/2 Ymer	Total
Score	6-3 5-7 7-64	6-4 6-3	6-3 6-4	6-1 4-6 6-3
Tot Set	3	2	2	3	10
Tot Games	34	19	19	26	98
pts	113-111	66-44	76-64	94-77	349-296
Total points	224	110	140	171	645
Winners	46	23	29	32	130
%Winners	41%	35%	38%	34%	37%
SERVE
Aces	4	4	8	7	23
Double Faults	9	0	3	1	13
1st in	60/98	26/44	38/63	43/76	167/281
% 1st in	61%	59%	60%	57%	59%
1st pts	46/60	23/26	29/38	32/43	130/167
% 1st pts	77%	88%	76%	74%	78%
2nd pts	16/38	11/18	9/25	19/33	55/114
% 2nd pts	42%	61%	36%	58%	48%
Breaks
Won	4	4	5	5	18
Converted	4/13	4/7	5/12	5/9	18/41
Converted %	31%	57%	42%	56%	44%
Conceded	7	1	5	6	19
Saved	4/7	0/1	3/5	4/6	11
Saved %	57%	0%	60%	67%	46%
Times Broken	3	1	2	2	8

Upcoming matches in the draw

• Sho ShimabukuroShimabukuro – (2-0) – H2H and prediction