“Copinha” is a nickname for the “Copa São Paulo de Futebol Júnior,” which is a Brazilian football competition for under-20 teams. It is considered one of the most important youth football tournaments in the world and is organized by the São Paulo Football Federation. The competition takes place annually in January and attracts many fans and scouts who are looking to discover new talents. Many famous Brazilian footballers, such as Kaká, Neymar, and Casemiro, have participated in the tournament in the past.