Rosearna has made some made some big moves up U18 tennis world rankings in 2022, improving by a thousand places. She was a member of the Titahi Bay Premier Women’s team that claimed the title in the Wellington interclub competition. One of the youngest players in the competition Rosearna keeps opposition on their toes with her big serve.

In 2024 Rosearna continued playing tennis in the Premiership. In the off season she played league netball for PIC in Wellington (Pacific Island Church). She was also selected for the U19 Ikaroa ki te Tonga (Wellington Maori) netball team to play at the nationals in Rotorua, where they beat Auckland in the final to secure first place. 

Rosearna is currently studying a BA in Early Education as well as working part time in a day care for hands on experience.