Rei Sakamoto is a professional tennis player with a 2026 season record of 1-3.
| Opponent | Score | Round | Tournament | Date | |
|---|---|---|---|---|---|
| L | l. to Daniil Medvedev | 6-7(10) 6-3 6-1 | Round of 64 | Miami 2026 | Mar 21 |
| W | d. Aleksandar Kovacevic | 6-4 3-6 7-6(7) | Round of 128 | Miami 2026 | Mar 20 |
| L | l. to Rafael Jodar | 2 - 3 | 1/64-finals | Australian Open | Jan 20 |
| L | l. to Lorenzo Sonego | 2 - 0 | 1/16-finals | Hong Kong | Jan 6 |
| L | l. to Matteo Arnaldi | 2 - 0 | 1/64-finals | Shanghai | Oct 2 |
Daniil Medvedev defeated Rei Sakamoto 6-7(10), 6-3, 6-1 in the Miami Round of 64. The Russian hit 9 aces and won 105…
Rei Sakamoto defeated Aleksandar Kovacevic 6-4, 3-6, 7-6(7) in Miami's opening round, capitalizing on superior second-serve returns and flawless service games.
