Their first opponent was neighboring Lithuania, which they beat 21:14.
The Olympic 3x3 Basketball Tournament features teams from eight countries - the USA, France, China, the Netherlands, Poland, and Serbia, as well as Latvia and Lithuania.
After an all-play-all, the top two teams will qualify for the semi-finals, while the third to sixth-placed teams will compete in the quarter-finals on the evening of August 4. The medals will be distributed on August 5.
Latvia's 3x3 players will play their next match on Wednesday against the Netherlands, starting at 19.35 (Latvian time).