Results
| Challenger Cap Cana | 03/10 21:25 | 19 |
[105] Luca Van Assche
v
Rei Sakamoto [159] 
|
7-6,6-3 | |
| Challenger Cap Cana | 03/10 16:10 | 14 |
[159] Rei Sakamoto v
Liam Draxl
[147] 
|
6-3,7-5 | |
| ATP Indian Wells | 03/03 00:45 | 14 |
[62] Kulikova/Steur
v
Rei Sakamoto [159]
|
6-4,7-6 | |
| Challenger New Delhi | 02/21 07:15 | 28 |
[215] Oliver Crawford
v
Rei Sakamoto [168]
|
6-4,6-3 | |
| Challenger New Delhi | 02/20 09:15 | 27 |
[225] Federico Cina
v
Rei Sakamoto [168]
|
7-6,3-6,2-6 | |
| Challenger New Delhi | 02/19 10:15 | 26 |
[408] Alastair Gray
v
Rei Sakamoto [168]
|
6-1,1-6,4-6 | |
| Challenger New Delhi | 02/17 10:40 | 25 |
[224] Frederico Ferreira Silva
v
Rei Sakamoto [168]
|
2-6,2-6 | |
| Challenger Brisbane | 02/14 06:05 | 28 |
[365] Zhizhen Zhang
v
Rei Sakamoto [174]
|
6-1,6-4 | |
| Challenger Brisbane | 02/13 08:30 | 27 |
[174] Rei Sakamoto v
Li Tu
[415] 
|
7-6,6-4 | |
| Challenger Brisbane | 02/12 00:00 | 26 |
Rei Sakamoto v
Colin Sinclair
|
7-5,6-3 | |
| Challenger Brisbane | 02/10 03:50 | 25 |
Rei Sakamoto v
Yuki Mochizuki
|
6-0,6-1 | |
| Challenger Brisbane | 02/06 05:20 | 27 |
[184] Rei Sakamoto v
Tristan Schoolkate
[114] 
|
3-6,4-6 |
Wikipedia - Rei Sakamoto
Rei Sakamoto (坂本怜, Sakamoto Rei; born 24 June 2006) is a Japanese professional tennis player. He has a career-high ATP singles ranking of No. 157 achieved on 23 February 2026 and a doubles ranking of No. 750 reached on 23 February 2026. He is currently the No. 3 singles player from Japan.
Sakamoto has won three singles titles on ATP Challenger Tour. He represents Japan at the Davis Cup.