Tropical-Rouge! Precure

Precure
Natsūmi Manatsu: A very energetic first year in middle school who recently moved in with her mother. She believes in doing what's most important in the moment and likes makeup, holding the lipstick her mom gave her especially dear.

Suzumura Sango: A first year in middle school whose mother owns a makeup shop.

Ichinose Minori: A second year in middle school who enjoys reading and writing.

Takizawa Asuka: A third year in middle school who used to be part of the tennis club before quitting, deciding to go things alone. She's very strong even without transforming.

Laura: A mermaid who wants to be queen someday. She was tasked by the current queen to find humans who would become Precure, which she was somehow expected to do while not being allowed to be discovered by humans.

Past Cures
Aunete:

Grand Ocean
Kururun:

Melusine Muses Mnemosyne:

Villains
Witch of Delays:

Butler: A seahorse-like butler who works for the Witch of Delays.

Chongīre: A crab-like chef who works for the Witch of Delays.

Numeri: A sea cucumber-like doctor who works for the Witch of Delays.

Elde: A shrimp-like maid who works for the Witch of Delays.