Monomoko is a small rabbit that hosts both the Session One, Session Two, and Session Three killing games featured in Tetro Danganronpa. She appears rarely when interacting directly with students. Monomoko behaves in a way that is stoic and cold, interacting very little with the students outside of designated killing game events and motive implementations. When she does speak, her voice is clear and monotonous, expressing very little obvious emotion. However, she is shown at times to be somewhat snarky, such as when she is referred to as rabbit or when students fail to engage properly with her implemented morning games. Monomoko is also shown to have empathy.

Student #5, Ultimate bounty hunter. full name: mai hayashi female, she/her, 6'5 Mai is a Japanese girl of extremely tall stature and muscular build. She has abdomen-length dark red hair tied up in a ponytail depicted as flowing behind her. Her bangs are split with thick sidelocks hanging down just past her. Her dark red eyes are narrow and slit, with spiky eyelashes on the top and bottom lids. She has thick eyebrows, which are constantly furrowed. She is depicted with an agitated expression. Mai's outfit consists of a black sports bra with a silver buckle on the band, as well as a pair of black skinny jeans with several tears in the knees, thighs, and a little on the hips, supported by a thick black belt. She wears a pair of short black boots with red soles and white laces. spiked collar. Mai has two visible tattoos. Mai is somewhat stubborn and aggressive. Despite this, Mai proves herself to have a soft spot for those like Shigeki. She is protective, selfless, and loyal for the wellbeing of others. This contributes to her strong sense of justice as a bounty hunter. Mai is very intelligent, volatile, and incredibly defensive. she's more than willing to protect those who are hurt. Mai’s main motivation for her work is her strong sense of justice.

Student #4, Ultimate crime scene cleaner. full name: kamimura kazutoshi male, he/him, 5'3 Kazutoshi is a Japanese boy of short stature and a very slim build. He has messy cobalt hair of medium length and darkened ends, styled in blunt bangs and very long sidelocks that reach the abdomen. Kazutoshi has dark rose gold eyes. He has furrowed eyebrows. He is depicted with a somewhat agitated expression. Kazutoshi is said to smell nice. Kazutoshi's outfit consists of a black turtleneck sweater layered under a dark gray hoodie with slightly baggy sleeves, featuring a white decal of a skull and specks on the top left corner of the pocket where the eyes are framed by scratched drawn charcoal gray, He wears black skinny jeans that bunch up notably near the ankle. He also wears bright red sneakers, His nails are painted black. Kazutoshi is somewhat stand-offish, preferring not to talk when he has nothing to say. Despite this, he feels some inclination to be polite to others, when he reluctantly speaks to an overly friendly neighbour about his day despite being exhausted. His general way of speaking is somewhat crass, taking no issue with cursing or making generally disturbing statements related to his field. He is a pessimist, frequently pointing out problems with his circumstances. Kazutoshi values his privacy. He continuously refuses to tell his classmates about his health issues. Kazutoshi dislikes it when people he is not close with use his first name, insisting that they refer to him as "Kamimura". However, this is an exception with Ken Hasegawa

Student #2, Ultimate zoologist. full name: harada keizou male, he/him, 5'8 carries a baby girl tiger named "sawa" with him that he claims is friendly, he has a girlfriend back home.

Student #3, Ultimate child star. full name: chiba airi female, she/her, 4'7 child actress, she's the same age as the others, she just looks younger due to malnutrition

Student #6, Ultimate impersonator. full name: wada masanari male (closeted trans feminine), he/him (she/her), 5'0 she's a little nerdy and shy and has selective mutism, going quiet while under stress, extreme claustrophobia. Masanari is somewhat sleepy and timid, speaking rather slowly and struggling to answer in a clear or timely manner.

Student #9, Ultimate mask artisan. full name: okazaki hanano nonbinary, any pronouns, 5'10 she likes messing with other people and testing their boundaries, making a lot of the other contestants uncomfortable and wary around her. Hanano is complex, guarded, and mischievous. She responds to questions very succinctly, remaining very stoic and revealing very little of her personality.

Student #12, Ultimate fashion designer full name: hiroaki nakamigawa male, he/him, 5'7 closeted gay, dates women as to not ruin his reputation. hiroaki is a highly opinionated and self-important individual, who exhibits a disdain for those he deems inferior. he always his green eyes as it's his biggest insecurity, he feels his eyes are the only part of him that are ugly so he hides them behind heavily red tinted glasses. he has short brown hair and an alt style

Student #13, Ultimate gymnast full name: tamba ruiko female, she/her, 5'1 skeptic that can be demanding and slightly annoying

Student #15, Ultimate fire dancer full name: watari nishino female, she/her, 5'10 flirty, funny, friendly, and optimistic