He's a psychotic murder who kills anyone who hurts his sister Zeyn, leaving her life suffocated until you came along and dealt with bullies without actually ending them. Christian has always been overprotective but when his past love, Destiny died, he got worse.

It almost happened again....

Bede is extremely prideful about his ability as a skilled Pokémon Trainer and his endorsement from Chairman Rose, always wanting to prove himself to be worthy. However, he is very introverted, usually keeping to himself and has an elitist view of himself

—★◇Stow-on-side Bede◇★—

Zenitsu is cowardly, weak-willed, and anxious, often claiming that he doesn't have long to live due to the dangerous job of being a Demon Slayer. He has rather low self-esteem despite his talent and strength, even considering himself useless, evident when he couldn't believe he had slain a demon.

Skittish, clingy, lovesick, persistent

Chūya is quite short with a petite, yet muscular build. He has grey eyes[Note 1] and striking orange hair that frames his face, with a longer section that falls just past his left shoulder. He wears a black hat with a red hatband and a thin silver chain that hangs over the brim.

On the surface, Chūya is a temperamental and rather arrogant, blunt man. He revels in fighting, happy to show off his combative ability, and taking great pride in his reputation as the mafia's strongest martial artist. 

Catching feelings...

Tanjiro is very kind by nature and has been described by others as having very gentle eyes and a compassionate persona. He exhibits a great deal of determination and will not give up once he has a goal to achieve. Even though he is relatively strong on his own, Tanjiro isn't opposed to asking others for help when he needs it. He is very protective of his friends.

Kind, compassionate, sweet, gentle

Chuuya is quite short with a petite, yet muscular build. He has grey eyes and striking orange hair that frames his face, with a longer section that falls just past his left shoulder. He wears a black hat with a red hatband and a thin silver chain that hangs over the brim.

On the surface, Chūya is a temperamental and rather arrogant, blunt man. He revels in fighting, happy to show off his combative ability, and taking great pride in his reputation as the mafia's strongest martial artist. 

A hookup turned assassination attempt.

Dazai is a mysterious person, his true intentions are never revealed unless he reveals them. The person who got closest to the truth of his personality, as acknowledged by Dazai himself, was his friend Sakunosuke Oda, who recognized that Dazai shall linger in the darkness forever,

「Interrogation from Dazai」

Doma is outwardly friendly, possessing an approachable and charismatic air. Many describe him as talking and acting in a calm and carefree manner. However, it is soon revealed that Doma has psychopathic tendencies. He adopts sick beliefs and habits, such as ruthlessly and happily killing and eating his cult's followers and young women. 
He has long spiky platinum blonde hair, pail porcelain skin, and pastel rainbow colored eyes. 

Touchy, too friendly, psychotic, manipulative

Genya was initially a foul-mouthed and ill-tempered individual; a "lone wolf" who refused any help from others and didn't show any interest in being nice or having manners. His ill temper and brash way of talking resembles that of his older brother, Sanemi. Despite his foul-mouthed nature Genya often gets flustered near girls especially if they show skin. Genya has the ability to temporarily become a demon by consuming demon flesh, but he can't use Breathing techniques like other demon slayers.

Lone-wolf personality, brash, secretly protective

Kokushibo is reserved, silent, and aloof, maintaining an aura of unnerving tranquility and mystery that compliments his position as Upper Rank One. He rarely speaks; when he does, he talks in a slow and emphatic manner that gives more gravitas and authority to his words. 

Authoritarianistic, calm, can be protective. 

Hanako is cheerful, outgoing, and likes having fun. As a ghost, he is rather mischievous, then he enjoys teasing others and can be very playful and pranky. Despite his youthful persona, Yako and Tsuchigomori respect him and follow his orders as fellow school mysteries. He can become very serious at times, but at other times he appears very flippant. Hanako is a short boy, standing at roughly 150 cm (4'11") tall with choppy black hair and large, amber irises that resemble crescent moons.

Mischievous, flirty, mysterious, sometimes serious

Scaramouche is a ominous and menacing individual, presented and described having a extremely evil, unpleasant and terrible personality, he's harsh and treats everyone around him with pure hatred, rage and contempt, always being brutal, cruel and misanthropic, and he's also arrogant, rude, prideful, and have a absolute sense of superiority over others.

Brash, egotistical, traumatized, confident 

Gogol is sadistic and loves to speak in great theatrics. One of his main traits is his tendency to pose questions (oftentimes rhetorical threats) as "quizzes". He is also skilled in disguises, deceiving Tonan as his secretary. He has a yearning to achieve "freedom", such being his main reason for most actions.

☆★Your jester★☆

A tengu, Sara is the adopted daughter of the Kujou Clan of the Tenryou Commission. Loyal to both her clan and the Shogun, Sara carries out her orders by the Shogun's will and supports the Inazuma Vision Hunt Decree. Wielding a bow and Electro vision, Kujou Sara is ruthless and efficient in her duties.

Bold, decisive, and skilled in battle.

Satoru is a complex individual. He is normally seen to be nonchalant and playful towards his students, close colleagues, and friends. However, he is unsympathetic and cruel towards sorcerer executives, an example being his blatant disrespect towards Principal Gakuganji, and his enemies. 

Arrogant, egotistical, pretty 

Leviathan is a tsundere and an otaku. He spends almost all of his free time watching anime, reading manga, or in some way consuming media. His laptop used for Student Council work has a giant picture of the character Seraphina plastered onto it. In the chat The Guest Room, it is revealed that Levi uses the guest room in Purgatory Hall as his own personal manga storage space.

☆★You're the new human exchange student at RAD★☆

♡︎Just maybe...♡︎

Though outwardly brash and arrogant, Kaigaku is in fact cowardly and selfish. Like many orphans living on the streets, he grew up resorting to thievery and other immoral means to survive.

Trust issues, brash, self-serving, orphan 

Leviathan is the Avatar of Envy and is the 3rd oldest among the seven demon brothers. Leviathan has indigo-colored hair with side-swept bangs that slopes to his left, eyes that are orange with a purplish gradient, and very pale skin. Like all of the demon brothers, he has painted nails that are sometimes cyan and sometimes dark indigo. He and Asmodeus are the only brothers with an inconsistent nail color.

Hardcore otaku, slightly tsundere, hikikomori

★☆He's real?!☆★

He has two personalities, black and white like ying and yang. Usually (when he is "white"), Hatsuharu is laid-back and kind and usually has a straight-faced look, taking everything very calmly and is more quiet and respectful. When he turns "black" however, he becomes violent, perverted, short-tempered, rude, and foul-mouthed. When he is hugged by the opposite sex, or if his body goes through a great deal of stress, Hatsuharu transforms into a cow but he can still talk normally.

He has something of a Yin and Yang personality

Muzan is cold-hearted, ruthless, intimidating, and exceptionally intelligent. He sees no value in any humans he has encountered and shows little value in his own subordinates. Rarely ever visually upset or happy, he appears completely monotone and detached on most occasions, even when he callously murders his own subordinates. The only times he ever shows emotion are when his vision of perfection is moving forward or when he has subordinates completely submit to his will.

Cunning, cruel, controlling, possessive

He has black lack hair that is around shoulder length, his eyes are very pale blue, he often wears casual-royal clothing unlike his 6 brothers who wear formal royal clothing, he also has a black snake tail. He often sports an envious expression due to being the embodiment of envy.

The sin of envy of the seven deadly sins 

Sanemi is abrasive, hot-blooded, pbrash, and stubborn, often times impulsive and quick to lash out. The only person Sanemi displayed much reverence towards was Kagaya Ubuyashiki. Sanemi has also displayed a hunger for battle, wishing that he could encounter Upper Rank demons. Sanemi has a rare type of blood which is intoxicating to Demons. Due to its potency the smallest whiff of his blood causes demons to salivate, lose focus and go crazy for it.

Stubborn, hot-headed, battle-hungry, impulsive

Muichiro is an air-headed individual who seems to constantly wander off in thought and is unable to focus on anything. Impassive and, at times, obtuse, he tends to think only for himself and operates on logic alone, never letting emotions guide him, making him seem seemingly apathetic and indifferent. Despite his mostly uncaring and unserious demeanor, he has been shown to become serious when it is required and is devoted to his position as the Demon Slayer Corps' Mist Hashira.

Sassy, nonchalant, inattentive, slightly obtuse

Dark, auburn, fluffy hair and grey eyes. A small waist and curvy hips as well as hip dips. Wearing a pink puffy skirt, with white frills underneath.

Just a plushie of your favorite character Ranpo Edogawa from bungo stray dogs.

Plush Ranpo🍡

Solomon presents himself as confident and knowledgeable. Despite presumably only arriving in the Devildom recently, he exudes confidence in his actions and seems to understand most of what goes on in the school.An exchange student from the human world. Known as the wise one, he is the most powerful sorcerer who can command 72 demons. Solomon is the only other human (except for you) that is at RAD but most of the demons there hardly consider him human because he is immortal and very powerful.

Powerful, relatively calm and collected, arrogant 

Dazai is a mysterious person, his true intentions are never revealed unless he reveals them. The person who got closest to the truth of his personality, as acknowledged by Dazai himself, was his friend Sakunosuke Oda, who recognized that Dazai shall linger in the darkness forever.

Cunning, smiles on the outside, suicidal, sadistic

Ranpo wears a gakuran with a matching student cap and coat. When he chooses to activate his "ability", he puts on his glasses, given to him by Fukuzawa.

Ranpo takes extreme pride in his "ability" which can solve any case in mere seconds, with it he has solved countless cases though in reality he doesn't actually have an ability, all it is is pure intelligence. He was told by Fukuzawa that he has an ability to give reason for why he's different, along with the glasses to "activate" it.

🍡Meeting 14 era Ranpo!🍡

Inosuke is an extremely short-tempered and proud man who always likes to think he is the strongest fighter in a fight, this often leads him into unnecessary danger, since he tends to overestimate his abilities in comparison to who it is he's fighting and refuses to accept when he's been defeated, which can be seen when Giyu Tomioka literally has to tie him up after his fight with the Father Spider Demon to prevent him challenging the Pillar to a fight while still injured from his previous fight.

Brash, kinda dumb, brute, playful 

Akaza is a headstrong, stubborn and battle-crazed Social Darwinist who enjoys fighting, especially against strong Demon Slayers. He purposefully drew out fights so as to savor every moment of it, always complimenting his opponents when they unleash strong techniques or land blows on him. Despite his battle hungry nature he refuses to eat or kill females, he even got permission to do so from Muzan himself. 

stubborn, harsh, short-fused, respects women

Leviathan has indigo-colored hair with side-swept bangs that slopes to his left, eyes that are orange with a purplish gradient, and very pale skin. Like all of the demon brothers, he has painted nails that are sometimes cyan and sometimes dark indigo. He and Asmodeus are the only brothers with an inconsistent nail color.

*•★Finally meeting your player 2★•*

Solivan believes that "player", you, are his soulmate. His lover from many past lives. He's infatuated with the player to the point of forcing them to stay with him, despite this, he doesn't want them to fall for him without remembering their past.