Naoki Nakagawa and Kokoro Isomura will play each other in the qualifications of the Nonthaburi 2 Challenger for the 3rd time in their career. They are scheduled to compete on Monday at 10:00 am on COURT B. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Naoki Nakagawa who should win in 3 sets.
As per the initial odds, Naoki Nakagawa is the pick to win this match.
Naoki Nakagawa -> 1.57
Kokoro Isomura -> 2.28
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Prediction and head to head Naoki Nakagawa vs. Kokoro Isomura
This will be the 3rd time that Naoki Nakagawa and Kokoro Isomura face off. The head to head is 1-1 for Nakagawa and Isomura (see full H2H stats),but they are 1-1 on hard.
The last time that they played, Isomura won 6-3 6-2 in the final in M25 Sapporo back in 2024.
Naoki Nakagawa
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 8-10 | 8-9 | 0-1 | 0-0 | 0-0 | 0-0 |
| 2024 | 25-16 | 13-12 | 1-1 | 11-3 | 0-0 | 0-0 |
| 2023 | 43-23 | 42-19 | 1-3 | 0-1 | 0-0 | 0-0 |
| 2022 | 31-27 | 16-16 | 10-9 | 5-2 | 0-0 | 0-0 |
| 2021 | 34-15 | 32-13 | 2-2 | 0-0 | 0-0 | 0-0 |
Ranked no. 372, the Japanese reached the qualifications after beating Sanhui Shin 3-6 6-4 6-3.
In the qualifications against Shin, Nakagawa recovered from a 1-set down deficit before winning (3-6 6-4 6-3). During the match, Nakagawa scored 96 points vs Shin’s 90. Naoki was extremely aggressive to blast 31 winners.
Regarding the service games, Nakagawa fired 11 aces and he committed only 3 double faults. Overall, Naoki Nakagawa was extremely efficient on serve to win 82% (31/38) of his 1st serve and 52% (24/46) on the second serve. However, this didn’t prevent his to concede the serve twice. Nakagawa broke Shin 3 times after converting 38% of his break points (3/8).
Nakagawa has a solid match record in the last 10 years having won 61% of his matches (270-176). 1-0 on hard in 2025. Regarding his performance on the same surface of this competition, Nakagawa has a compiled 172-108 match record in the last years on hard.
Nakagawa has a composed 1-0 win-loss record in 2025, 1-0 on hard (See FULL STATS).
Previously in the Nonthaburi 2 Challenger
Kokoro Isomura
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 19-16 | 17-15 | 0-0 | 2-1 | 0-0 | 0-0 |
| 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. 464, Kokoro got to the qualifications after beating Natthayut Nithithananont 6-2 6-1.
In the qualifications, Isomura had a good straight sets win against Nithithananont (6-2 6-1). During the match Isomura scored 55 points vs Nithithananont’s 25. Kokoro was exceptionally aggressive to blast 18 winners.
Talking about serving, Isomura scored just 1 ace during the entire match and he was pretty consistent in conceding no double faults for the entire match. Kokoro Isomura was very effective on serve to win 82% (18/22) of his 1st serve and 91% (10/11) on the second serve. This was the main reason for not conceding a single break during the match. Isomura was clinical in his return game without wasting any break point and break Nithithananont 5 times.
Isomura has a composed 2-1 win-loss record in 2025, 2-1 on hard (See FULL STATS).
Previously in the Nonthaburi 2 Challenger
Kokoro has never competed in this tournament before.
H2H Performance in the tournament
Matches, sets, games and points
| Points | Nakagawa | Isomura |
|---|---|---|
| Match played | 1 | 1 |
| Tot Set | 3 | 2 |
| Tot Games | 28 | 15 |
| Pts | 96-90 | 55-25 |
| Total Points | 186 | 80 |
| Winners | 31 | 18 |
| %Winners | 32% | 33% |
Both Nakagawa and Isomura played 1 match. Also both players started their run from the qualifications.At the moment, Naoki Nakagawa lost 1 set while Kokoro Isomura hasn’t surrendered a set so far. Nakagawa has played 1 set more than Isomura (3 vs 2). Therefore, Nakagawa played 13 games more than Isomura. The Japanese scored 31 winners (32% of the total points). On the other side, The Japanese scored 18 winners (33%).
Serve Performance
| Serve | Nakagawa | Isomura |
|---|---|---|
| Aces | 11 | 1 |
| Avg per match | 11 | 1 |
| 1st in | 38/84 | 22/33 |
| %1st in | 45% | 67% |
| 1st pts | 31/38 | 18/22 |
| %1st pts | 82% | 82% |
| 2nd pts | 24/46 | 10/11 |
| %2nd pts | 52% | 91% |
Nakagawa recorded 11 aces . Isomura blasted 1 ace . Nakagawa won 82% points on his first serve. He extremely effective on his second serve to win 52% of the points. On the other side, Isomura won 82% of the points on his first serve. He had a solid display on his second serve to win 91% of the points.
How they played the important points
| Breaks | Nakagawa | Isomura |
|---|---|---|
| Won | 3 | 5 |
| Converted | 3/8 | 5/5 |
| % Converted | 38% | 100% |
| Conceded | 5 | 0 |
| Saved | 3 | 0 |
| % Saved | 60% | 0% |
| Times Broken | 2 | 0 |
The Japanese broke his opponent 3 times with a 38% conversion rate. Naoki dropped his serve twice and he saved 60% of the break points that he conceded. The Japanese broke his opponent 5 times with a 100% conversion rate. The Japanese was rock solid on his serve as he has never conceded a single service game after saving 0 break points.
| Nakagawa | |||
| Q1 Shin |
Total | ||
|---|---|---|---|
| Score | 3-6 6-4 6-3 | ||
| Tot Set | 3 | 3 | |
| Tot Games | 28 | 28 | |
| pts | 96-90 | 96-90 | |
| Total points | 186 | 186 | |
| Winners | 31 | 31 | |
| %Winners | 32% | 32% | |
| SERVE | |||
| Aces | 11 | 11 | |
| Double Faults | 3 | 3 | |
| 1st in | 38/84 | 38/84 | |
| % 1st in | 45% | 45% | |
| 1st pts | 31/38 | 31/38 | |
| % 1st pts | 82% | 82% | |
| 2nd pts | 24/46 | 24/46 | |
| % 2nd pts | 52% | 52% | |
| Breaks | |||
| Won | 3 | 3 | |
| Converted | 3/8 | 3/8 | |
| Converted % | 38% | 38% | |
| Conceded | 5 | 5 | |
| Saved | 3/5 | 3 | |
| Saved % | 60% | 60% | |
| Times Broken | 2 | 2 | |
| Isomura | |||
| Q1 Nithithananont |
Total | ||
|---|---|---|---|
| Score | 6-2 6-1 | ||
| Tot Set | 2 | 2 | |
| Tot Games | 15 | 15 | |
| pts | 55-25 | 55-25 | |
| Total points | 80 | 80 | |
| Winners | 18 | 18 | |
| %Winners | 33% | 33% | |
| SERVE | |||
| Aces | 1 | 1 | |
| Double Faults | 0 | 0 | |
| 1st in | 22/33 | 22/33 | |
| % 1st in | 67% | 67% | |
| 1st pts | 18/22 | 18/22 | |
| % 1st pts | 82% | 82% | |
| 2nd pts | 10/11 | 10/11 | |
| % 2nd pts | 91% | 91% | |
| Breaks | |||
| Won | 5 | 5 | |
| Converted | 5/5 | 5/5 | |
| Converted % | 100% | 100% | |
| Conceded | 0 | 0 | |
| Saved | 0/0 | 0 | |
| Saved % | – | 0% | |
| Times Broken | 0 | 0 | |
Head 2 Head
LWWLLWLLWL
LWWLWLWLLW 
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