Magician's Academy(2008)

まかでみWAっしょい！

Magician's Academy revolves around Takuto Hasegawa, who attends a magic academy that is not marked on any map. During a summoning spell exam, he accidentally creates a girl named Tanarot, who happends to hold enough magical power to destroy his country, but fortunately Tanarot professes undying loyalty to her "creator."