In Japanese folklore, Oni are evil creatures such as demons, ogres, and trolls. When the Oni (delinquents) at Onigashima High get unruly, Momo hires Otogi Bank to address the issue with the student council president.
Are you the boy that was
with Okami-chan this morning?
Du … bist doch der Junge, der gestern
mit Ookami-chan unterwegs war, oder?