Rei Sakamoto and Kaylan Bigun will square off in the 1st round of the Sumter Challenger for the 1st time in their career. They are scheduled to compete on Tuesday at 3:30 pm on GRANDSTAND. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Rei Sakamoto who should win in 2 sets.
Rei Sakamoto -> 1.3
Kaylan Bigun -> 3.28
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Prediction and head to head Rei Sakamoto vs. Kaylan Bigun
There is no head to head record between Rei Sakamoto and Kaylan Bigun since this will be the first time that they will fight against each other in the main tour.
Rei Sakamoto
23 - 16win/loss
176
174
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 33-26 | 26-16 | 3-3 | 4-7 | 0-0 | 0-0 |
| 2024 | 20-16 | 12-11 | 6-3 | 2-2 | 0-0 | 0-0 |
| 2023 | 7-11 | 1-4 | 5-5 | 1-2 | 0-0 | 0-0 |
| 2022 | 5-6 | 5-3 | 0-3 | 0-0 | 0-0 | 0-0 |
Ranked no. 200 (career-high), Rei will start his run in the Sumter Challenger after he played his last match in the Lexington Challenger where he lost 7-6(5) 6-7(7) 4-3 ret. to Spizzirri in the 2nd round on the 31st of July.
Rei has an overall 23-16 win-loss record in 2025, 18-11 on hard (See FULL STATS).
His best result of the season was winning the title the Cary Challenger where he beat Liam Draxl in the final 6-1 6-4.
Talking about his overall career, Rei has an overall 55-49 record. He has a positive 36-29 record on hard.
Previously in the Sumter Challenger
Rei has never competed in this tournament before.
Kaylan Bigun
| Year | Total | Hard | Clay | I.hard | Grass | Carpet |
|---|---|---|---|---|---|---|
| 2025 | 15-19 | 13-16 | 0-0 | 2-3 | 0-0 | 0-0 |
| 2024 | 8-15 | 2-7 | 6-5 | 0-3 | 0-0 | 0-0 |
| 2023 | 2-9 | 0-2 | 1-5 | 1-2 | 0-0 | 0-0 |
| 2022 | 3-7 | 1-3 | 2-4 | 0-0 | 0-0 | 0-0 |
Ranked no. 807, the American will start his run in the Sumter Challenger after he played his last match in M25 Southaven where he lost 7-6(5) 6-0
to Van Loben Sels in the semifinal on the 9th of August.Bigun has an aggregate 9-9 win-loss record in 2025, 8-8 on hard (See FULL STATS).
Kaylan’s best result of the year was reaching the semifinal in M25 Southaven.
In terms of his career, Kaylan has an overall 22-40 record. He has a negative 11-20 record on hard.
Upcoming matches in the draw
- Nikoloz BasilashviliBasilashvili – Christopher EubanksEubanks (4-0) – H2H and prediction
- Yoshihito NishiokaNishioka – Sho ShimabukuroShimabukuro (0-0) – H2H and prediction
- Borna GojoGojo – Strong KirchheimerKirchheimer (1-0) – H2H and prediction
- Hady HabibHabib – (0-2) – H2H and prediction
- James Kent TrotterKent Trotter – (0-1) – H2H and prediction
- Jacob FearnleyFearnley – (0-0) – H2H and prediction