Some articles on miryoku:

List Of My-Otome Terminology - Manga Only - Beautiful Power (Miryoku)
... Miryoku is the name for special attacks used by Otome ... Miryoku come in multiple varieties some are used individually (such as Arika's Super Blue Comet) while others are performed in groups (such as Trinity Lover Strike ... special attacks performed by some Otome in the anime (like Arika's Bolt from the Blue), Miryoku are not usually bound to specific GEMs, but rather to ...