Rina is the owner of the green pearl. She is the Mermaid Princess of the North Atlantic Ocean and fourteen years old. Rina is the most quiet and mature compared to Lucia and Hanon. She is also can be catergorized as a tomboy. Rina is also stern and wishes for revenge because of the capture of her best friend, Noel(also a Mermaid Princess). She journeyed to the surface becuase like Hanon, her kingdom was also destroyed by the antagonists. Her idol form is Green Pearl Voice.