Ishilly is a mermaid from Mermaid Cove in Fish-Man Island.
The character of Ishilly is a supporting character in the One Piece series that was created by Eiichiro Oda. The series first began serialization in Weekly Shōnen Jump on August 4, 1997. She would later appear in the Fish-Man Island Arc that began in Volume 61.
Her first appearance was in One Piece Volume 62 CH. 608 "Undersea Paradise", and her first anime appearance was in One Piece - Episode 527 "Landing at the Fish-Man Island! Beautiful Mermaids!". Her character in the Japanese series is voiced by Yui Kano, and the U.S. dub produced by FUNimation has yet to announce a voice actress.