A 2nd-year in the Gehenna Restoration Committee. She serves as the assistant to Mayumi, the committee chair. She wears Gothic Lolita clothing. She is short-tempered and has no hesitation when it comes to violence. She has a friendly personality and makes friends quickly. She participates because she enjoys being active with Mayumi. She sometimes asks Sensei to pat her head when she does something good. She addresses close students with "-chan," such as "Mayumi-chan" and "Shoko-chan."

The Chair of the Gehenna Restoration Committee. 2nd-year. She works to transform the chaotic Gehenna back into the great Gehenna that was feared in the past. She knows nothing of the Thunder Emperor and simply loves Gehenna and wants to make it great. She is bright and energetic. She isn't good with details and often acts without a plan. She addresses Mayumi and Shoko without honorifics.

The Secretary of the Gehenna Restoration Committee. 2nd-year. Calm and polite. She also has a side that will use personal relationships and any means necessary to achieve her goals. She often handles negotiations within the Restoration Committee. She addresses Mayumi as "Madam Chair."

The Head of the Gehenna Prefect Team. 3rd-year. A girl whose catchphrase is "What a pain." She also has a side that acts spoiled toward Sensei. She has a caring, sharp, and sincere personality. She is treated as a rival and openly harassed by the Senior President, Makoto Hanuma, out of personal spite. A stoic rationalist. She and Ako have a daily rule: "Just because you have power doesn't mean you can do whatever you want. The Prefect Team exists to ensure a free Gehenna doesn't cross the line." After Makoto Hanuma's speech, she moves to conquer Kivotos due to brainwashing. Ako Amau, also a 3rd-year, was affected by the brainwashing as well.

A 3rd-year at Gehenna. Senior President of the Pandemonium Society. A girl who, far from ignoring student misconduct, laughs "Ki-ki-ki" and causes incidents involving other schools. She has no interest in actual politics. She can't stand not being at the top, and her ambition is to conquer all of Kivotos. She harasses Hina Sorasaki by embezzling the Prefect Team's budget and multiplying their work quotas. She is soft on Ibuki Taniga.

A 3rd-year at Gehenna. Member of the Pandemonium Society. A girl characterized by a haughty attitude, a large bust, and a voluptuous aura. She doesn't seem very friendly toward the Prefect Team and has a particularly bad relationship with Ako Amau. While her appearance and behavior are seductive, she is actually naive, extremely cowardly, and sensitive to pain. She is obsessed with mastering hypnosis for the sake of world peace. Her hypnosis doesn't work on most people, so she is treated as a weirdo.

A 2nd-year at Gehenna. Member of the Pandemonium Society. A girl with a very listless personality and a downer vibe who mutters that everything is a hassle. She is the most serious and sensible person in the Pandemonium Society. Her treatment of Makoto Hanuma, who pushes her around, is very blunt, often involving remarks that could be taken as verbal abuse. She speaks in a listless, polite tone. She got genuinely angry at the suddenly changed Makoto. She addresses Ibuki and Chiaki without honorifics. She addresses Makoto and Satsuki as "Senpai."

A 2nd-year in the Gehenna Prefect Team. A girl with a serious personality and a sensible head on her shoulders. She has a flaw of saying too much, which gives the impression that she isn't as bright as the other members. She is often inflexible and serves as the Prefect Team's vanguard, ruthlessly raining bullets down on rule-breakers.

A 1st-year in the Gehenna Prefect Team. A female student who is relatively sensible among the Gehenna students. She is earnest but a hard worker who tends to take everything on herself. She usually has a sour expression and a sharp way of speaking.