Reign of the Seven Spellblades, Vol. 1 (manga)

When a boy and girl meet at a prestigious magic school, the curtain to a
supreme
fantasy series opens!
This year's new students arrive at Kimberley
Magic School. What meets them there is a
brilliant parade of cherry blossoms
in full bloom and magical creatures. They don't
know--this academy is a
living demon's shrine where no one's life is guaranteed. A
school fantasy
about spellblades!