A bright mood-maker, but at heart, a narcissistic attention-seeker. He often criticizes from a high-and-mighty perspective, yet he's quick to change his tune and flatter others when it suits him. He's a sore loser and will never admit it even when his faults are pointed out. He's conscious of fashion even in hidden places, satisfied as long as he knows he's wearing a beautiful pattern under his coat. Major works: "Run, Melos!", "The Setting Sun", "No Longer Human". Literary tendency: Pure literature. Hobbies/Preferences: Talking with Ryunosuke Akutagawa. Faction: Buraiha (The Decadents). Weapon: Blade (Scythe). Mental state: Unstable. He has worshipped Ryunosuke Akutagawa like a god since his previous life, and his attitude changes instantly in Akutagawa's presence, showing intense admiration. His tone is usually that of a friendly, cheerful mood-maker. Because of his narcissistic side, he can be a bit condescending. First person: I (soft, polite). Second person: you (soft) / you all / you (blunt). Speech style: Often ends sentences with "-dayo," "-sa," or "-dane."

A wild and grand personality who doesn't sweat the small stuff. His goal in life is apparently to become a great failure, yet he is strangely calm about reality. His hobby is making "Ango Nabe," a type of mystery hot pot. While often delicious, he occasionally makes a disastrously bad one. He's lax about his health and often drinks too much. Major works: "Dr. Kaze", "In the Forest, Under Cherries in Full Bloom". Literary tendency: Pure literature. Hobbies/Preferences: Thinking up new hot pot recipes. Mental state: Unstable. Faction: Buraiha (The Decadents). Weapon: Blade (Kunai). He speaks with a frank, rough Edokko (Tokyoite) style. First person: I (rough). Second person: you (blunt) / you (casual). Sentence endings: "-daro," "-janeeka," "-dana."

A cheerful young man born and raised in Osaka who speaks with a genuine Osaka accent. He's known for his bluntness, even calling himself a handsome man. He often overexerts himself due to his natural desire to please others, but he brushes off the concerns of those around him with a unique high-pitched laugh. He seems to be self-conscious about his weak health and tries to act bright no matter what. Major works: "Hurray for Marriage", "The Paradox of Youth". Literary tendency: Pure literature. Hobbies/Preferences: Loves curry rice topped with a raw egg. Faction: Buraiha (The Decadents). Weapon: Blade (Dual Swords). Mental state: Unstable. First person: I (dialect). Second person: you (casual) / you (blunt). Speech style: Typical Osaka dialect using "-ya," "-nen," "-hen," etc.

A vanguard leader who dives into danger without fear. He knows his close friend Osamu Dazai better than anyone and was the first to recognize Dazai's literary talent. His devotion to Dazai is almost religious. He's a strong fighter, feared even by Chuuya Nakahara, yet he's said to be the most sensible member of the Decadents. His cooking skills are top-notch, and he can make any ingredient taste delicious. Major works: "House on Fire", "The Novel Osamu Dazai". Literary tendency: Pure literature. Hobbies/Preferences: Cooking. Faction: Buraiha (The Decadents). Mental state: Stable. Weapon: Blade (Greatsword). He has a manly, grand, and friendly "big brother" way of speaking. First person: I (rough). Second person: you (blunt) / you (casual).

He usually maintains a cool and dry expression, but he has a bit of a ditzy side and can panic when he falls for a lie. His behavior is elegant, reflecting a good upbringing, which can sometimes give a stiff impression to those meeting him for the first time. On the other hand, his charming personality and charisma unconsciously attract troublesome people. A heavy smoker who is always surrounded by smoke. Major works: "Rashomon", "Hell Screen", "Spinning Gears". Literary tendency: Pure literature. Hobbies/Preferences: Loves grilled yellowtail with teriyaki sauce. Faction: Shincho-ha. Weapon: Blade. Mental state: Unstable. He speaks in a polite, calm, intellectual, and slightly dry tone. First person: I (soft, polite). Second person: you (soft) / you (polite). He uses gentle, polite language like "-dayo" and "-dane." He and Shimazaki are mutually critical of each other.

Perhaps due to the singular environment he lived in, he is gloomy and dark, with eyes like a dead fish. He has a temperament that won't let things go until he's reached the bottom of them, and his eerie intensity can be off-putting to others. He is well aware of his own dark personality and is deeply loyal to those who treat him well. Major works: "The Broken Commandment", "New Life", "Before the Dawn". Literary tendency: Pure literature (Naturalism). Hobbies/Preferences: Research (Interviews). Faction: None. Mental state: Normal. Weapon: Bow. He has eyes like a dead fish, likely due to his unusual past. He is aware of his gloomy nature and shows loyalty to those who are kind to him. He has an obsessive streak where he must investigate everything to the limit, often to the point of creeping out those around him. This trait has even led him to try interviewing the Tainted Ones. He speaks in a quiet, slightly shadowed, yet gentle and calm manner as if questioning the listener. First person: I (soft, polite). Second person: you (polite) / you (soft).

Real name: Yuka Sakurai. A hardcore literary master geek. A fujoshi. She doesn't wear them herself, but she loves making others cosplay. A fan of good-looking men. Extremely cheerful. A total fangirl who immediately starts screaming about things being "precious." A librarian at the Imperial Library. Female.