Eliaria Jamil

エリアリア・ジャミール

Heir to the Jamil dukedom, Eliaria is an 11-year-old girl who becomes Ryoma's close friend. Like Ryoma, she is a monster tamer and her body is gifted with large magic potential, but has difficulty controlling it, until Ryoma teaches her how to train herself properly.

(Source: Wikipedia)