Ramia is a fictional character. In both OVA and TV series, she is a Queen candidate for the throne of the magical realm of Juraihelm but is passed over in favor of Tsunami. Ramia, who has an arrogant personality, is jealous of Tsunami and attempts to interfere with the deliberations by trying to defeat Tsunami's champion, Pretty Sammy. She sends her brother Rumiya to Earth in order to transform Misao into Ramia's own champion, Pixy Misa.
Source from Wikipeida