Ibara Obami

Ibara is a member of The Hundred Devouring Families. He arrived to the Hyakkaou Private Academy to gamble against Kirari Momobami in order to dethrone her from student council president position and thus choosing a new leader of their clan. Though his branch is widely known for being swindlers, Ibara isn't a good one, being known as a punching bag in his family.