Rei Sakamoto and Hynek Barton will clash against each other in the 2^nd round of the Kobe Challenger for the 1^st time in their career. They are scheduled to play on Wednesday at 1:30 pm on CENTER COURT. In the following lines you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Rei Sakamoto who should win in 3 sets.

As per the initial odds, Rei Sakamoto is the pick to win this match.
Rei Sakamoto -> 1.83
Hynek Barton -> 1.85

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Prediction and head to head Rei Sakamoto vs. Hynek Barton

There is no head to head record between Rei Sakamoto and Hynek Barton since this will be the first time that they will face off in the main tour.

Rei Sakamoto

Ranked no. 180, the Japanese got to the 2^nd round after defeating Max Basing 7-6(6) 6-7(4) 6-3.

In the 1^st round, The Japanese defeated Basing (7-6⁶ 6-7⁴ 6-3). During the match, Sakamoto scored 114 points vs Basing’s 98. Sakamoto was very aggressive to blast 49 winners.

Regarding the service games, Sakamoto struck 15 aces and he committed only 3 double faults. Overall, Rei Sakamoto was pretty effective on serve to win 82% (49/60) of his 1st serve and 52% (22/42) on the second serve. However, this didn’t prevent his to concede the serve twice. The Japanese broke Basing 4 times after converting 57% of his break points (4/7).

Sakamoto has a winning record in the last 4 years having won 51% of his matches (60-58). 3-6 on indoor hard courts in 2025. Regarding his performance on the same surface of this tournament, Sakamoto has an aggregate6-10 record in the last 4 years on indoor hard courts.

His best result of the year was winning the title the Cary Challenger where he defeated Liam Draxl in the final 6-1 6-4.

The Japanese has an overall 28-25 win-loss record in 2025, 3-6 on indoor hard courts (See FULL STATS).

Previously in the Kobe Challenger

Hynek Barton

Ranked no. 296, Barton got to the 2^nd round after defeating Ji Sung Nam 6-7(8) 6-4 7-6(6).

In the 1^st round against Sung Nam, Hynek recovered from a 1-set down deficit before winning (6-7⁸ 6-4 7-6⁶). During the match Barton scored 132 points vs Sung Nam’s 127. Hynek was exceptionally aggressive to blast 52 winners.

About the serving games, Barton overpowered his opponent with 24 aces and he committed only 7 double faults. Hynek Barton lost the serve 3 times and he saved 9 break points. Furthermore, Barton put 49% of his first serves in, winning 80% (52/65) of the points behind his 1st serve and 48% (32/67) on the 2nd serve. Barton broke Sung Nam 4 times after converting 29% of his break points (4/14).

Hynek’s best result of the current season was getting to the semifinal in M25 Doha,M25 Santa margherita di Pula,the Tampere Challenger and the Hersonissos 5 Challenger.

Barton has an aggregate 48-27 win-loss record in 2025, 1-0 on indoor hard courts (See FULL STATS).

Previously in the Kobe Challenger

The Czech has never competed in this tournament before.

H2H Performance in the tournament

Matches, sets, games and points

Points	Sakamoto	Barton
Match played	1	1
Tot Set	3	3
Tot Games	35	36
Pts	114-98	132-127
Total Points	212	259
Winners	49	52
%Winners	43%	39%

Both Sakamoto and Barton played 1 match. Both players lost a set in the event. Rei Sakamoto dropped 1 set, while Hynek Barton dropped 1 set. Talking about their workload, Sakamoto and Barton have played the same amount of sets 3. However, Sakamoto played 1 game less than Barton. Sakamoto scored 49 winners (43% of the total points). On the other side, Barton bagged 52 winners (39%).

Serve Performance

Serve	Sakamoto	Barton
Aces	15	24
Avg per match	15	24
1st in	60/102	65/132
%1st in	59%	49%
1st pts	49/60	52/65
%1st pts	82%	80%
2nd pts	22/42	32/67
%2nd pts	52%	48%

Sakamoto bagged 15 aces . Barton made 24 aces . Sakamoto won 82% points behind his first serve. He quite strong on his second serve to win 52% of the points. On the other side, Barton won 80% of the points on 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	Sakamoto	Barton
Won	4	4
Converted	4/7	4/14
% Converted	57%	29%
Conceded	9	12
Saved	7	9
% Saved	78%	75%
Times Broken	2	3

The Japanese broke his opponent 4 times with a 57% conversion rate. Sakamoto lost his serve twice and he saved 78% of the break points that he conceded. Barton broke his opponent 4 times with a 29% conversion rate. The Czech conceded his serve 3 times and he saved 75% of the break points that he conceded.

Sakamoto
	R1 Basing	Total
Score	7-66 6-74 6-3
Tot Set	3	3
Tot Games	35	35
pts	114-98	114-98
Total points	212	212
Winners	49	49
%Winners	43%	43%
SERVE
Aces	15	15
Double Faults	3	3
1st in	60/102	60/102
% 1st in	59%	59%
1st pts	49/60	49/60
% 1st pts	82%	82%
2nd pts	22/42	22/42
% 2nd pts	52%	52%
Breaks
Won	4	4
Converted	4/7	4/7
Converted %	57%	57%
Conceded	9	9
Saved	7/9	7
Saved %	78%	78%
Times Broken	2	2

Barton
	R1 Sung Nam	Total
Score	6-78 6-4 7-66
Tot Set	3	3
Tot Games	36	36
pts	132-127	132-127
Total points	259	259
Winners	52	52
%Winners	39%	39%
SERVE
Aces	24	24
Double Faults	7	7
1st in	65/132	65/132
% 1st in	49%	49%
1st pts	52/65	52/65
% 1st pts	80%	80%
2nd pts	32/67	32/67
% 2nd pts	48%	48%
Breaks
Won	4	4
Converted	4/14	4/14
Converted %	29%	29%
Conceded	12	12
Saved	9/12	9
Saved %	75%	75%
Times Broken	3	3

Tennis Scores in Kobe Challenger

• Hynek BartonBarton – Ji Sung NamSung Nam (6-7⁸ 6-4 7-6⁶) – See score progression
• Renta TokudaTokuda – Ryotaro TaguchiTaguchi (6-3 6-4) – See score progression
• Maximus JonesJones – Mitsuki Wei Kang LeongWei Kang Leong (7-6⁶ 3-6 6-1) – See score progression
• Yoshihito NishiokaNishioka – Jason JungJung (1-6 6-3 6-4) – See score progression
• Frederico Ferreira SilvaFerreira Silva – Maxim ZhukovZhukov (7-6¹ 6-2) – See score progression
• Oliver CrawfordCrawford – Yasutaka UchiyamaUchiyama (6-7¹ 6-4 7-6⁷) – See score progression
• Yosuke WatanukiWatanuki – Kaylan BigunBigun (6-4 6-2) – See score progression
• Kaichi UchidaUchida – Yusuke TakahashiTakahashi (4-6 6-3 6-4) – See score progression
• Marc-Andrea HueslerHuesler – Garrett JohnsJohns (6-3 7-5) – See score progression
• Elias YmerYmer – Ryan PenistonPeniston (6-2 6-7⁴ 1-1 ret.) – See score progression
• Hugo GrenierGrenier – Igor Ribeiro MarcondesRibeiro Marcondes (6-2 7-6⁶) – See score progression
• Rei SakamotoSakamoto – Max BasingBasing (7-6⁶ 6-7⁴ 6-3) – See score progression
• Hyeon ChungChung – Ryuki MatsudaMatsuda (6-1 6-4) – See score progression
• Yu Hsiou HsuHsiou Hsu – Yuta ShimizuShimizu (7-6⁵ 6-4) – See score progression
• Chun Hsin TsengHsin Tseng – Dimitar KuzmanovKuzmanov (6-4 6-1) – See score progression
• Marc-Andrea HueslerHuesler – Garrett JohnsJohns (6-3 7-5) – See score progression
• Yoshihito NishiokaNishioka – Jason JungJung (1-6 6-3 6-4) – See score progression

Upcoming matches in the draw

• Elias YmerYmer – Renta TokudaTokuda (2-0) – H2H and prediction
• Yosuke WatanukiWatanuki – Frederico Ferreira SilvaFerreira Silva (2-1) – H2H and prediction
• Marc-Andrea HueslerHuesler – Yoshihito NishiokaNishioka (0-0) – H2H and prediction
• Yu Hsiou HsuHsiou Hsu – Hugo GrenierGrenier (1-1) – H2H and prediction
• Chun Hsin TsengHsin Tseng – Hyeon ChungChung (0-0) – H2H and prediction
• Oliver CrawfordCrawford – Kaichi UchidaUchida (0-0) – H2H and prediction