The team posted about its preparation phase on social media and thanked the school’s principal, Tony Coughlan for allowing players to use their field.
The team will be flying out on Tuesday to take part in rugby sevens challenger in Chile and Uruguay.
Tonga is one of thirteen nations that have earned a place in the Challenger Series.
The teams have qualified after finishing as the top ranked nations that are not competing in the HSBC World Rugby Sevens Series in their respective regional sevens competitions in 2019.
