Jewelrayu

Jewelrayu (ジュエルラユ) are the monsters created by Black Diamond and the others in Sky Pretty Cure ~Rainbow Star~.

Trivia

 * Jewelrayu's name comes from "Jewel".
 * Like the Katahowas, the Jewelrayu are voiced by a female; Mizuhashi Kaori.

Etymology
Jewelrayu (ジュエルラユ) - Comes from the English word "jewel" and the Kamonian word Rayu meaning "darkness".