| Date | 25 July 2021 — 15:00 | |
|---|---|---|
| Location | Tsurigasaki Surfing Beach, Torami, Chiba | |
| Format | First three surfers per heat advance to round three. | |
| Head Judge | Glen Elliott | AUS |
| Head Judge | Richard Pierce | USA |
| Judge 1 | Luiz Pereira | BRA |
| Judge 2 | Dan Kosoof | NZL |
| Judge 3 | Tory Gilkerson | USA |
| Judge 4 | Benjamin Lowe | AUS |
| Judge 5 | Bruno Truch | FRA |
| Judge 6 | Masato Kato | JPN |
| Judge 7 | Nuno Trigo | POR |
| Time | 15:00 |
|---|
| Pos | Competitor | NOC | Points | Best Wave | Second-Best Wave | Wave 1 | Wave 2 | Wave 3 | Wave 4 | Wave 5 | Wave 6 | Wave 7 | Wave 8 | Wave 9 | Wave 10 | Wave 11 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Amuro Tsuzuki | JPN | 11.60 | 6.00 | 5.60 | 5.60 | 0.50 | 0.50 | 2.83 | 4.80 | 6.00 | 1.03 | 2.83 | – | – | – | ||
| 2 | Bianca Buitendag | RSA | 10.40 | 5.33 | 5.07 | 2.10 | 4.00 | 3.80 | 5.07 | 0.57 | 0.67 | 4.60 | 4.77 | 2.50 | 5.33 | 1.03 | ||
| 3 | Mahina Maeda | JPN | 9.63 | 4.83 | 4.80 | 1.67 | 1.07 | 4.50 | 3.93 | 0.43 | 4.60 | 4.80 | 4.83 | – | – | – | ||
| 4 | Leilani McGonagle | CRC | 9.63 | 4.83 | 4.80 | 3.90 | 4.83 | 2.73 | 4.27 | 3.20 | 3.60 | 1.07 | 1.93 | 0.43 | 4.80 | 1.00 | ||
| 5 | Dominic Barona | ECU | 8.87 | 5.00 | 3.87 | 5.00 | 2.93 | 3.87 | 3.33 | 1.93 | 1.50 | 1.57 | 3.07 | 0.50 | – | – |
| Time | 15:40 |
|---|
| Pos | Competitor | NOC | Points | Best Wave | Second-Best Wave | Wave 1 | Wave 2 | Wave 3 | Wave 4 | Wave 5 | Wave 6 | Wave 7 | Wave 8 | Wave 9 | Wave 10 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Yolanda Hopkins | POR | 12.23 | 6.13 | 6.10 | 5.67 | 2.83 | 1.07 | 2.83 | 6.13 | 6.10 | 4.27 | – | – | – | ||
| 2 | Pauline Ado | FRA | 9.66 | 4.83 | 4.83 | 4.83 | 3.73 | 0.57 | 4.17 | 4.83 | 2.70 | 4.63 | 2.63 | – | – | ||
| 3 | Sofía Mulánovich | PER | 9.36 | 4.93 | 4.43 | 2.10 | 2.23 | 2.27 | 2.10 | 2.60 | 3.90 | 3.63 | 4.43 | 4.93 | 0.83 | ||
| 4 | Anat Lelior | ISR | 8.93 | 4.53 | 4.40 | 2.83 | 4.40 | 3.97 | 4.53 | 3.63 | 3.90 | 4.03 | 0.50 | 2.77 | 3.90 | ||
| 5 | Daniella Rosas | PER | 8.14 | 4.17 | 3.97 | 0.93 | 3.77 | 3.13 | 3.97 | 0.93 | 4.17 | 2.30 | 0.50 | 2.67 | – |