It was the second game for all the teams in the competition ongoing in Japan
Egypt recorded their first loss in the Olympic Games in Group C after going down 1-0 against Argentina on Sunday.
The lone goal for the South Americans came in the second half courtesy of Facundo Medina.
Having drawn with Spain in their opening game, the Africans came into the match hoping to get a positive result over their opponent.
Editors' Picks
- 'It's not a surprise to me' - Sands emerging as USMNT's star of summer as young squad prepares for real Gold Cup tests
- Lingard’s future and loans needed for the kids: What we learned from Man Utd’s pre-season defeat at QPR
The South Americans had fallen to Australia in their opening game and needed to bounce back to stand a chance of going all the way to get a medal.