Mermaid Mystery

Mermaid Mystery (In Japanese: Merīmerīmāmeidorabu/メリーメリーマーメイドラブ/Merry Merry Mermaid Love): Is a 30 episode fantasy-comedy-shojo television series directed by Tatsuya Nagamine and Toei Animation. It first made it's television debut in Japan in 2003. 4Kids entertainment would eventually own the licensing for the show and work to get an english dub, which would air throughout October of 2005 to the summer of 2006.

SYNOPSIS
"There is a glamorous underwater kingdom down in the bottom of the big blue sea... Across the Atlantic Ocean and the Pacific... You'll find Pacificana, the city of the deep sea creatures called mermaids, and the royal kingdom of the noble mermaids that reside there. King Bermuda lives a happy and wondrous life with his 6 daughters. But not everything is at it seems, though the city is a content, fun and beautiful place, there are dangerous challenges that lurk in the distance that might change everything for Pacificana. However, the 6 sisters and the king will work together and keep their family alive with the gems they possess and their values together!"

- Official 4kids Description

THE PACIFICANA ROYALS
Coralette