Hugo Grenier and Yosuke Watanuki will square off in the quarter of the Kobe Challenger for the 1st time in their career. They are scheduled to compete on Friday at 1:30 pm on CENTER COURT. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Hugo Grenier who should win in 3 sets.
Hugo Grenier -> 1.58
Yosuke Watanuki -> 2.2
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Prediction and head to head Hugo Grenier vs. Yosuke Watanuki
There is no head to head record between Hugo Grenier and Yosuke Watanuki since this will be the first time that they will fight against each other in the main tour.
Hugo Grenier
41 - 33win/loss
173
95
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 41-34 | 30-18 | 0-2 | 9-9 | 2-5 | 0-0 |
| 2024 | 39-33 | 25-15 | 2-8 | 9-8 | 3-2 | 0-0 |
| 2023 | 27-33 | 15-8 | 7-10 | 4-11 | 1-4 | 0-0 |
| 2022 | 35-35 | 21-14 | 9-10 | 1-8 | 4-3 | 0-0 |
| 2021 | 43-28 | 22-9 | 9-8 | 12-11 | 0-0 | 0-0 |
Ranked no. 177, Grenier got to the quarter after defeating Igor Ribeiro Marcondes 6-2 7-6(6) and Yu Hsiou Hsu 6-2 6-2.
In the 2nd round, Hugo had a good straight sets win against Hsiou Hsu (6-2 6-2). During the match, Grenier scored 70 points vs Hsiou Hsu’s 47. Grenier was very aggressive to blast 25 winners.
Regarding the service games, Grenier blasted 7 aces and he committed only 2 double faults. Hugo Grenier was exceptionally effective on serve to win 83% (25/30) of his 1st serve and 55% (12/22) on the second serve. This was the main reason for not conceding a single break during the match. The French player broke Hsiou Hsu 4 times after converting 36% of his break points (4/11).
Overall Performance in this tournament
The French player hasn’t conceded yet a set in this event to conquer 57% of the points he played.
Grenier has favorable record in the last 10 years having won 57% of his matches (381-286). 9-8 on indoor hard courts in 2025. Talking about his performance on the same surface of this competition, Grenier has a composed 87-82 win-loss record in the last years on indoor hard courts.
The French player best result of the season was reaching the final in the Villena Challenger.
Grenier has a composed 41-33 win-loss record in 2025, 9-8 on indoor hard courts (See FULL STATS).
Previously in the Kobe Challenger
Grenier has never competed in this tournament before.
Yosuke Watanuki
28 - 24win/loss
159
72
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 31-24 | 18-18 | 0-0 | 6-1 | 7-5 | 0-0 |
| 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 |
Ranked no. 182, Watanuki got to the quarter after defeating Kaylan Bigun 6-4 6-2 and Frederico Ferreira Silva 6-4 6-4.
In the 2nd round, The Japanese had a good straight sets win against Ferreira Silva (6-4 6-4). During the match Watanuki scored 62 points vs Ferreira Silva’s 53. The Japanese was quite aggressive to blast 32 winners.
About the serving games, Watanuki fired 8 aces and he committed only 1 double fault for the entire match. Yosuke Watanuki was extremely effective on serve to win 76% (32/42) of his 1st serve and 63% (15/24) on the second serve. This was the main reason for not conceding a single break during the match. The Japanese broke Ferreira Silva twice after converting 67% of his break points (2/3).
Overall Performance in this tournament
Yousuke hasn’t dropped yet a set in the tournament to win 55% of the points he played.
Watanuki’s best result of the year was reaching the semifinal in the Gwangju Challenger.
The Japanese has a composed 28-24 win-loss record in 2025, 3-1 on indoor hard courts (See FULL STATS)
.Previously in the Kobe Challenger
Previously, he won this tournament twice in 2019 and 2022. See his history.
H2H Performance in the tournament (main draw)
Matches, sets, games and points
| Points | Grenier | Watanuki |
|---|---|---|
| Match played | 2 | 2 |
| Tot Set | 4 | 4 |
| Tot Games | 37 | 38 |
| Pts | 143-108 | 132-109 |
| Total Points | 251 | 241 |
| Winners | 53 | 68 |
| %Winners | 37% | 52% |
Both Grenier and Watanuki played 2 matches. Both players have not conceded a single set in this event so far. Talking about their workload, Grenier and Watanuki have played the same amount of sets 4. However, Grenier played 1 game less than Watanuki. The French player scored 53 winners (37% of the total points). On the other side, The Japanese managed to score 68 winners (52%).
Serve Performance
| Serve | Grenier | Watanuki |
|---|---|---|
| Aces | 9 | 13 |
| Avg per match | 4.5 | 6.5 |
| 1st in | 69/113 | 91/133 |
| %1st in | 61% | 68% |
| 1st pts | 53/69 | 68/91 |
| %1st pts | 77% | 75% |
| 2nd pts | 27/44 | 23/42 |
| %2nd pts | 61% | 55% |
Grenier blasted 9 aces (4.5 per match). Watanuki struck 13 aces (6.5 per match). Grenier won 77% points behind his first serve. He extremely effective on his second serve to win 61% of the points. On the other side, Watanuki won 75% of the points behind 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 | Grenier | Watanuki |
|---|---|---|
| Won | 7 | 5 |
| Converted | 7/20 | 5/7 |
| % Converted | 35% | 71% |
| Conceded | 4 | 11 |
| Saved | 3 | 11 |
| % Saved | 75% | 100% |
| Times Broken | 1 | 0 |
Grenier broke his opponents 7 times with a 35% conversion rate. Hugo surrendered his serve once and he saved 75% of the break points that he conceded. The Japanese broke his opponents 5 times with a 71% conversion rate. Watanuki was rock solid on his serve as he has never conceded a single service game after saving 11 break points.
| Grenier | ||||
| R1 Ribeiro Marcondes | R2 Hsiou | Total | ||
|---|---|---|---|---|
| Score | 6-2 7-66 | 6-2 6-2 | ||
| Tot Set | 2 | 2 | 4 | |
| Tot Games | 21 | 16 | 37 | |
| pts | 73-61 | 70-47 | 143-108 | |
| Total points | 134 | 117 | 251 | |
| Winners | 28 | 25 | 53 | |
| %Winners | 38% | 36% | 37% | |
| SERVE | ||||
| Aces | 2 | 7 | 9 | |
| Double Faults | 2 | 2 | 4 | |
| 1st in | 39/61 | 30/52 | 69/113 | |
| % 1st in | 64% | 58% | 61% | |
| 1st pts | 28/39 | 25/30 | 53/69 | |
| % 1st pts | 72% | 83% | 77% | |
| 2nd pts | 15/22 | 12/22 | 27/44 | |
| % 2nd pts | 68% | 55% | 61% | |
| Breaks | ||||
| Won | 3 | 4 | 7 | |
| Converted | 3/9 | 4/11 | 7/20 | |
| Converted % | 33% | 36% | 35% | |
| Conceded | 1 | 3 | 4 | |
| Saved | 0/1 | 3/3 | 3 | |
| Saved % | 0% | 100% | 50% | |
| Times Broken | 1 | 0 | 1 | |
| Watanuki | ||||
| R1 Bigun | R2 Ferreira Silva | Total | ||
|---|---|---|---|---|
| Score | 6-4 6-2 | 6-4 6-4 | ||
| Tot Set | 2 | 2 | 4 | |
| Tot Games | 18 | 20 | 38 | |
| pts | 70-56 | 62-53 | 132-109 | |
| Total points | 126 | 115 | 241 | |
| Winners | 36 | 32 | 68 | |
| %Winners | 51% | 52% | 52% | |
| SERVE | ||||
| Aces | 5 | 8 | 13 | |
| Double Faults | 3 | 1 | 4 | |
| 1st in | 49/67 | 42/66 | 91/133 | |
| % 1st in | 73% | 64% | 68% | |
| 1st pts | 36/49 | 32/42 | 68/91 | |
| % 1st pts | 73% | 76% | 75% | |
| 2nd pts | 8/18 | 15/24 | 23/42 | |
| % 2nd pts | 44% | 63% | 55% | |
| Breaks | ||||
| Won | 3 | 2 | 5 | |
| Converted | 3/4 | 2/3 | 5/7 | |
| Converted % | 75% | 67% | 71% | |
| Conceded | 5 | 6 | 11 | |
| Saved | 5/5 | 6/6 | 11 | |
| Saved % | 100% | 100% | 100% | |
| Times Broken | 0 | 0 | 0 | |
Upcoming matches in the draw
- Kaichi UchidaUchida – Sho ShimabukuroShimabukuro (3-1) – H2H and prediction
- Elias YmerYmer – Marc-Andrea HueslerHuesler (1-0) – H2H and prediction
- Yosuke WatanukiWatanuki – Hugo GrenierGrenier (0-0) – H2H and prediction
- Chun Hsin TsengHsin Tseng – (0-0) – H2H and prediction