Brandon Nakashima leads 2 to 1 over 3 singles meetings since 2024. Last meeting on 13/04/2025 at Barcelona Open Banc Sabadell - Barcelona.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 13/04/2025 | Barcelona Open Banc Sabadell - Barcelona | Round 1 | clay | Portero | 7-5 5-7 6-4 |
| 30/04/2024 | Aix En Provence Challenger | Round 1 | clay | Nakashima | 6-3 4-6 4-6 |
| 21/01/2024 | Tenerife 1 Challenger | Final | hard | Nakashima | 6-3 6-4 |
| clay | Portero 1 - 1 Nakashima |
| hard | Portero 0 - 1 Nakashima |
| 2025 | Portero 1 - 0 Nakashima |
| 2024 | Portero 0 - 2 Nakashima |
167 wins, 176 losses since 2021 (48.7%).
Last matches: D V D D V
221 wins, 151 losses since 2021 (59.4%).
Last matches: D V D V V
Brandon Nakashima leads 2 to 1 over 3 singles meetings since 2024.
On 13/04/2025, at Barcelona Open Banc Sabadell - Barcelona (Round 1): Pedro Martinez Portero won 7-5 5-7 6-4.