Kalani

 is one of the protagonists in Mermaid Pearl Pretty Cure!. One of the mermaids in La Mermaidia. A gentle boyish girl who has a powers of poisonous spells against the Polluted Island. She is forgotten and can be curious. Nothing that she has a sad past in which her family got "killed" by Polluted Island so she change her appearance from girl to boy. She warms up later to join the team and never gives up to make her a big revenge.

Her pretty Cure ego is Cure Tide, the sound pearl of Opera, based on ice/octopus.

Personality
Kalani is a gentle boyish girl who has a powers of poisonous spells against the Polluted Island. She is forgotten and can be curious. Nothing that she has a sad past in which her family got "killed" by Polluted Island so she change her appearance from girl to boy. She warms up later to join the team and never gives up to make her a big revenge.

Cure Tide
Kyua Taido (キュアタイド) is the pretty Cure form of Kalani. She represents the sound pearl of Opera, based on ice/octopus.

Transformation
Pretty Cure! Mermaid Pearl! is Kalani's transformation phrase in Mermaid Pearl Pretty Cure!.