Yosuke Watanuki and Kokoro Isomura will clash against each other in the quarter of the Matsuyama Challenger for the 1st time in their career. They are scheduled to compete on Friday at 11:30 am on CENTER COURT. In the following paragraphs, you can find the head to head analysis and prediction.

Prediction, odds and live streaming

The pick for Tennis Tonic is Yosuke Watanuki who should win in 2 sets.

As per the initial odds, Yosuke Watanuki is the pick to win this match.
Yosuke Watanuki -> 1.177
Kokoro Isomura -> 4.45

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Prediction and head to head Yosuke Watanuki vs. Kokoro Isomura

There is no head to head record between Yosuke Watanuki and Kokoro Isomura since this will be the first time that they will square off in the main tour.

Yosuke Watanuki

Yosuke Watanuki

8 - 9win/loss

Hard
8-7
I Hard
0-1
Clay
0-1
Rank
375
High
72
LWWLWWWLLW
Year Total Hard Clay I.hard Grass Carpet
2024 11-11 9-8 0-1 2-2 0-0 0-0
2023 43-23 29-12 7-5 1-2 6-4 0-0
2022 40-22 19-11 6-4 15-7 0-0 0-0
2021 18-17 8-9 2-3 6-4 2-1 0-0
2020 11-7 2-2 0-2 9-3 0-0 0-0

Ranked no. 290, Yousuke reached the quarter after defeating Yi Zhou 5-7 6-3 6-3 and Hiroki Moriya 6-2 6-0.

In the 2nd round, Yousuke had a good straight sets win against Moriya (6-2 6-0). During the match, Watanuki scored 60 points vs Moriya’s 34. The Japanese was very aggressive to blast 16 winners.

Regarding the service games, Watanuki managed to score 5 aces and he committed only 4 double faults. Yosuke Watanuki was exceptionally effective on serve to win 80% (16/20) of his 1st serve and 75% (12/16) on the second serve. This was the main reason for not conceding a single break during the match. Yousuke broke Moriya 5 times after converting 63% of his break points (5/8).

Overall Performance in this tournament

Watanuki has lost 1 set in this tournament to win 56% of the points he played.

Watanuki has a solid record in the last 10 years having won 61% of his matches (227-145). 8-7 on hard in 2024. Regarding his performance on the same surface of this tournament, Watanuki has an overall 140-80 win-loss record in the last years on hard.

The Japanese has an overall 8-9 win-loss record in 2024, 8-7 on hard (See FULL STATS).

Previously in the Matsuyama Challenger

Matsuyama Challenger
Watanuki's Record

Kokoro Isomura

Kokoro Isomura

39 - 22win/loss

Hard
27-15
I Hard
6-3
Clay
6-4
Rank
460
High
449
LLLWWWWLWL
Year Total Hard Clay I.hard Grass Carpet
2024 39-25 27-18 6-4 6-3 0-0 0-0
2023 25-30 25-29 0-1 0-0 0-0 0-0
2022 24-16 7-9 17-7 0-0 0-0 0-0
2021 6-8 4-2 2-6 0-0 0-0 0-0

Ranked no. 502 (career-high), Kokoro got to the quarter after defeating Yan Bai 7-6(5) 7-6(3), Takuya Kumasaka 7-6(5) 3-6 7-6(3), Jurij Rodionov 6-4 6-3 and Elias Ymer 6-3 5-7 6-3.

In the 2nd round, Isomura defeated Ymer (6-3 5-7 6-3). During the match Isomura scored 102 points vs Ymer’s 92. The Japanese was very aggressive to blast 36 winners.

About the serving games, Isomura scored just 1 ace during the entire match and he committed only 5 double faults. Kokoro Isomura lost the serve 3 times and he saved 4 break points. Furthermore, Isomura put 60% of his first serves in, winning 68% (36/53) of the points behind his 1st serve and 61% (22/36) on the 2nd serve. The Japanese broke Ymer 5 times after converting 38% of his break points (5/13).

Overall Performance in this tournament

Isomura started his run at this tournament from the qualifications. In the main draw, he has conceded 2 set in the tournament to win 52% of the points he played.

Kokoro’s best result of the year was getting to the final in M15 Tsukuba and M25 Sapporo.

Kokoro has an overall 39-22 win-loss record in 2024, 27-15 on hard (See FULL STATS).

Matsuyama Challenger
Isomura's Record

H2H Performance in the tournament (main draw)

Y.Watanuki
K.Isomura
3h:07
3h:07
Time on court​
!
9h:12
9h:12
1h:07
1h:07
Last match​
!
2h:23
2h:23
2
2
Match played
!
4
4
44
44
Games Played​
110
110
5
5
Set played​​
10
10
158
158
Total points​
375
375
79
79
Avg point​
93.8
93.8
51
51
Winners
145
145
25.5
25.5
Avg Winners​
36.3
36.3
32%
32%
Ratio winners
39%
39%
-- Serve --
13
13
Aces
1
1
6.5
6.5
Avg Aces
0.3
0.3
10
10
Double Faults
28
28
5
5
Avg Double Faults
!
7
7
51/62
51/62
1st won total​
145/215
145/215
!
82%
82%
1st won %
67%
67%
38/65
38/65
2nd won total​
76/137
76/137
58%
58%
2nd won %
55%
55%
-- Break Points --
9/16
9/16
BP won
15/35
15/35
4.5/8
4.5/8
Avg BP won
3.8/8.8
3.8/8.8
!
56%
56%
Won
43%
43%
2
2
Conceded
32
32
1
1
Avg Conceded
8
8
2
2
Broken
12
12
1
1
Avg Broken
3
3
0
0
Saved
20
20

Matches, sets, games and points

Points Watanuki Isomura
Match played 2 4
Tot Set 5 10
Tot Games 44 110
Pts 158-123 375-350
Total Points 281 725
Winners 51 145
%Winners 32% 39%

Watanuki played 2 matches while Isomura competed in 4 matches. Isomura started his run from the qualifications while Watanuki had a direct access to the main draw. Both players lost a set in the event. Yosuke Watanuki lost 1 set, while Kokoro Isomura lost 2 sets. Watanuki has played 5 set(s) less than Isomura (5 vs 10). Therefore, Watanuki played 66 games less than Isomura. The Japanese scored 51 winners (32% of the total points). On the other side, Isomura fired 145 winners (39%).

Serve Performance

Serve Watanuki Isomura
Aces 13 1
Avg per match 6.5 0.3
1st in 62/127 215/352
%1st in 49% 61%
1st pts 51/62 145/215
%1st pts 82% 67%
2nd pts 38/65 76/137
%2nd pts 58% 55%

Watanuki recorded 13 aces (6.5 per match). Isomura scored 1 ace (0.3 per match). Watanuki won 82% points on his first serve. He had a solid display on his second serve to win 58% of the points. On the other side, Isomura won 67% of the points on his first serve. He had a solid display on his second serve to win 55% of the points.

How they played the important points

Breaks Watanuki Isomura
Won 9 15
Converted 9/16 15/35
% Converted 56% 43%
Conceded 2 32
Saved 0 20
% Saved 0% 63%
Times Broken 2 12

The Japanese broke his opponents 9 times with a 56% conversion rate. Yousuke surrendered his serve twice and he saved 0% of the break points that he conceded. The Japanese broke his opponents 15 times with a 43% conversion rate. Kokoro conceded his serve 12 times and he saved 63% of the break points that he conceded.

Watanuki
R1
Zhou
R2
Moriya
Total
Score 5-7 6-3 6-3 6-2 6-0
Tot Set 3 2 5
Tot Games 30 14 44
pts 98-89 60-34 158-123
Total points 187 94 281
Winners 35 16 51
%Winners 36% 27% 32%
SERVE
Aces 8 5 13
Double Faults 6 4 10
1st in 42/91 20/36 62/127
% 1st in 46% 56% 49%
1st pts 35/42 16/20 51/62
% 1st pts 83% 80% 82%
2nd pts 26/49 12/16 38/65
% 2nd pts 53% 75% 58%
Breaks
Won 4 5 9
Converted 4/8 5/8 9/16
Converted % 50% 63% 56%
Conceded 2 0 2
Saved 0/2 0/0 0
Saved % 0% 0%
Times Broken 2 0 2
Isomura
Q1
Bai
Q3
Kumasaka
R1
Rodionov
R2
Ymer
Total
Score 7-65 7-63 7-65 3-6 7-63 6-4 6-3 6-3 5-7 6-3
Tot Set 2 3 2 3 10
Tot Games 26 35 19 30 110
pts 83-74 121-123 69-61 102-92 375-350
Total points 157 244 130 194 725
Winners 37 46 26 36 145
%Winners 45% 38% 38% 35% 39%
SERVE
Aces 0 0 0 1 1
Double Faults 4 13 6 5 28
1st in 51/78 73/114 38/71 53/89 215/352
% 1st in 65% 64% 54% 60% 61%
1st pts 37/51 46/73 26/38 36/53 145/215
% 1st pts 73% 63% 68% 68% 67%
2nd pts 14/27 18/41 22/33 22/36 76/137
% 2nd pts 52% 44% 67% 61% 55%
Breaks
Won 3 5 2 5 15
Converted 3/3 5/10 2/9 5/13 15/35
Converted % 100% 50% 22% 38% 43%
Conceded 3 17 5 7 32
Saved 0/3 11/17 5/5 4/7 20
Saved % 0% 65% 100% 57% 111%
Times Broken 3 6 0 3 12

Upcoming matches in the draw