| | Top level | Event type
≤55 kilograms, Boys – Match 1/2
| Date | 7 October 2018 |
|---|---|
| Location | Asia Pavilion, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires |
| Competitor | NOC | Ippon | Waza-ari | Penalty | |
|---|---|---|---|---|---|
| Artsiom Kolasau |  BLR | 1 | 0 | 1 | |
| Ganbürged Temüüjin |  MGL | 0 | 0 | 1 |
| Ippon | 1 |
|---|---|
| Time | 4:00 |