Hideo Junchi - The Leader/Sadistic and Twisted S.O.A.B

Malty Melromarc - The Popular Girl/Daughter of the Prime Minister (Lied to the school about how Fumiko sold her body for money)

Shinji Matou (Arrogant Brat whose hurts Fumiko because she gets better grades than him)

Flare (Rich Girl who forced Fumiko to take drugs that weren't meant for her)

Kamoshida (Fumiko's Teacher who made sure that Fumiko's bullying was never noticed)

Arios Orlando (Mother is the founder of many schools, thus allowing him to have leverage over all the other students)

Yumiko Miura (Frames others for stealing her stuff, while in truth, she planted it in there)