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
| 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
Kokoro Isomura
39 - 22win/loss
460
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).
H2H Performance in the tournament (main draw)
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 | |
Head 2 Head
LWWLWWWLLW
LLLWWWWLWL 
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