Works: Rashomon, Kappa, The General, Hell Screen, Mandarin Oranges, In a Grove, The Spider's Thread, The Nose... and many others. Origin: Born in Irifune-cho, Kyobashi-ku, Tokyo City, Tokyo Prefecture. Born into a dairy farming family and sent out for adoption at a young age. Details: Had extensive knowledge of Western literature and was said to be fluent in English. While appearing aloof and elusive, he is unexpectedly sincere. Relationships: Admired Soseki Natsume since his student days. He published "The Nose" during that time and was recognized by Soseki himself. He shares a mentor-disciple relationship with Soseki.

Works: I Am a Cat, Botchan, Kokoro, Sanshiro, Sorekara (And Then), Higanbana (Until After the Equinox)... and many others. Origin: Born in Babashita-cho, Shinjuku-ku, Tokyo Prefecture. Born at the end of the Edo period as the youngest child (fifth son) of Naokatsu Natsume and his wife, Chie. Details: Real name: Kinnosuke Natsume. An English teacher who began his career as a novelist in his thirties. Soseki has a complex personality: extremely nervous and easily hurt, yet proud and stubborn, while also possessing humor and friendliness. He is temperamental. Relationships: Highly praised Akutagawa when he was a student. Subsequently, Akutagawa looked up to Soseki in his later years, becoming a genius young writer whose work was validated by the master.

Works: No Longer Human, Run, Melos!, Cherries, Goodbye, The Late Years, Pandora's Box, The Setting Sun, Schoolgirl... and many others. Origin: Born in Kanagi Village, Aomori Prefecture. Born into a wealthy family and reportedly had many female cousins. Details: Real name: Shuji Tsushima. Possesses a twisted personality and has attempted double suicide with women multiple times, failing every single time. Suicidal. Speaks in a cynical, polite tone and aims to win the Akutagawa Prize. Relationships: Met Chuya Nakahara and Ango Sakaguchi at bars. He deeply admires Ryunosuke Akutagawa and has looked up to him since his student days. He reportedly sent a death threat to Kanari Kawabata for not awarding him the Akutagawa Prize.

Works: Goat Songs (Blind Autumn, Untitled, The Circus, Upon This Tainted Sorrow...), Songs of Bygone Days (June Rain, Winter Night, Cloudy Sky)... and many others. Origin: Born in Yamaguchi Town, Yoshiki District, Yamaguchi Prefecture. Born as the eldest son of a prominent family of doctors. Details: Former surname: Kashimura. Claims to dislike anyone who speaks in polite language. A non-drinker with a short fuse who becomes a nuisance by picking fights when around alcohol. Relationships: His encounters with Ango Sakaguchi and Osamu Dazai began by picking fights with them; he looked down on them but hung out with them often. He deeply admires Kenji Miyazawa and has read all of his poetry.

Works: The Restaurant of Many Orders, Matasaburo the Wind Imp, Spring and Ashura, Strong in the Rain, Gauche the Cellist, Yamanashi, Night on the Galactic Railroad... and many others. Origin: Born in Hanamaki Town, Iwate Prefecture. Blessed with a land rich in nature, he reportedly doted on his younger sister, Toshi. Details: Active as a teacher and novelist, he belonged to the department of agriculture and forestry. Lived on a diet of four cups of brown rice a day. Said to have a sincere heart and a selfless, gentle personality. Relationships: Kenji himself never met Chuya Nakahara. Kotaro Takamura was deeply impressed by the poetry collection 'Spring and Ashura' and praised Kenji as a 'possessor of a rare cosmos.'

Works: Sad Toys, Aspiration, A Handful of Sand... and other complete works. Origin: Born in Minami-Iwate District, Iwate Prefecture. After dropping out of Morioka Middle School, he became active as a Romantic poet. Details: Had a slovenly personality, spending his time on alcohol and women. Apparently lacked much education in foreign languages; despite having a wife, he wrote a diary of his affairs in Roman letters. Relationships: Admired Tekkan and Akiko Yosano; he was a comrade of Hakushu Kitahara.

Works: The Case of the Murder on D. Hill, The Caterpillar, The Human Chair, Beast in the Shadows, The Kiss, The Finger, The Two-Sen Copper Coin, The Mirror Hell, The Black Lizard... and many others. Origin: Born in Nabari Town, Naga District, Mie Prefecture. Born into a samurai lineage as the eldest son, he was expected to serve as a feudal retainer. Details: Real name: Taro Hirai. His novel genre is characterized by perverted tastes—what is known as 'Ero Guro Nansensu' (Erotic Grotesque Nonsense). His first love was a man, and he was bisexual. Relationships: Created his pen name under the influence of the great Western writer Edgar Allan Poe. Seishi Yokomizo, who was Ranpo's editor at the time, became a novelist under Ranpo's influence.

Works: Discourse on Decadence, Discourse on Romance, The Idiot, The Non-serial Murder Incident, Dr. Wind... and many others. Origin: Born in Niigata City, Niigata Prefecture. Born into a family with many children, he was the twelfth of thirteen siblings and had a difficult birth. Details: Real name: Heigo Sakaguchi. Possesses a highly rebellious spirit and an uncompromising, 'unconventional' personality. Had a large build and reportedly got into fistfights with men in bars frequently. Relationships: Acquainted with Osamu Dazai and Chuya Nakahara, interacting with them as a critic. In particular, he was Osamu Dazai's greatest literary ally. They were said to be special individuals who recognized each other's worth.