Gabriel Sekaibashi 世界橋 ガブリエル

The superintendent of Taishuu High School. He always wear a face mask to cover his face for some reason. He has a hobby of finding cursed mask. Fear calls him a weirdo for wearing a mask when she first met him. He explained to Fear that he was born with a breathing disorder, which imprisoned him to wear a mask, and if he takes off the mask, he will be hospitalized. On the other hand, he told others different reasons; he told Haruaki that he had a scar on his face, which he does not want others to see it, while he told Konoha that he wears it due to religious reasons.