The Stories of Girls Who Couldn't Be Magicians Mahoutsukai ni Narenakatta Onnanoko no Hanashi.

At Rettoran Magic Academy, two unlikely friends share one dream: to become magicians. Kurumi is an average girl who’s a bit naive, while Yuzu is the distinguished daughter of a noble magician family. They need to get into a special magician training class, but they fail the entrance exam! All hope seems lost until mysterious homeroom teacher Minami Suzuki arrives, and their luck takes a sudden turn.

(Source: Crunchyroll)