Tokyo Majin Gakuen Kenpucho (2007)

Tokyo. A wave of mysterious deaths ripples throughout the city. Corpses of the un-dead, controlled by monstrous creatures, scour the urban underworld at the bidding of their dark master, seeking a power that could bring about the final apocalypse. With the police helpless in the face of these unnamable horrors, the fate of the world hangs on five unlikely saviors: the students of Tokyo Majin!