Kobato.

Sakura Kinomoto, an elementary school student who discovers that she possesses magical powers after accidentally freeing a set of magical cards from the book they had been sealed in for years. She is then tasked with retrieving those cards in order to avoid an unknown catastrophe from befalling the world.

Syaoran fights to gather the scattered soul of his beloved princess Sakura, whose memories were sent adrift across space and time.

When the intimidating Rintaro meets the open-minded Kaoruko, the unlikely duo grows closer. The issue? Their neighboring high schools hate each other.

Schoolgirls discover that they have been given the ability to materialize weapons and control robotic beasts called "Children" to stop an evil organization from their plans of domination.