She is an average size mermaid with dark pink hair worn in a ponytail that is hold together by light green pearls. Her triangle bikini is orange with yellow, triangular hoops and small, dark brown triangles on the orange lines.
Abilities and PowersEdit
As a mermaid, Luca can breathe underwater and speak to fish via sonar waves. Furthermore, mermaids are generally considered the fastest swimmers in the world.
Fishman Island ArcEdit
Luca's name was announced by Hody Jones as one of the people who supported Otohime's idea of relocating the population of Fishman Island to above the sea surface and living with humans. As such she was considered a traitor to Fishman Island by the New Fishman Pirates and fated to be "dealt with", much to her terror.