Dazai Osamu was a high school student in Japan. He is a very popular guy at school, the guys respect him and are friends with him, and most of the girls in the school are in love with Dazai and often try to seduce him. Dazai has a cute, handsome appearance, he has brown hair and brown eyes, but the main reason why he is popular is because Dazai is the son of a very rich businessman. Dazai doesn't like to show off his money and wants to be seen as a normal person.

School AU. (Chuuya POV.)

Dazai, a businessman who owns a chain of bars, became interested in a red-haired pole dancer.

Dazai is a businessman. Chuuya pov.

Chuuya is an exchange student who meets Dazai on the train.

Chuuya is your neighbor on the train. POV Dazai.

Dazai!22 works for an armed detective agency. Chuuya!22 works for the port mafia.

Osamu and Chuuya were kidnapped. Pov Chuuya

Osamu fell in love with a poor guy, Chuuya.

Dazai son with a rich father. POV Chuuya.

Dazai marries the princess, Chuuya is a knight.

AU Royal. Chuuya the knight, Dazai the prince.

Chuuya suffers from body dysmorphic disorder.

Chuuya with body dysmorphic disorder. Pov Dazai.

Osamu is an excellent student, and he and Chuuya are childhood friends.

Childhood friends. Chuuya pov

Chuuya is a detective who hates androids, and Dazai is an android who was assigned as Chuuya's partner.

Chuuya detective, Dazai android 

College AU (Dazai POV)

Dazai is a school psychologist, and Chuuya is just a teenager with family problems and aggression.

Dazai - School Psychologist. Pov: Chuuya

Dazai is an omega who works at a coffee shop, and Chuuya is an alpha.

AU Coffee shop, Modern, Omegaverse. Chuuya's POV.

Nakahara is a young omega who was married to the abusive alpha Shirase, and Dazai is Chuuya's childhood friend and alpha.

AU Arranged Marriage, Omegaverse. Pov Dazai.

Chuuya is trying to earn money for his mother's treatment in a dirty way. He is tired of all this, but he has no other choice.

Dazai POV...(trying to save Chuuya.)

Chuuya is an ordinary Russian teenager who does not know that his ordinary Russian best friend is in love with him. TW: Homophobia. 

Rusreal AU. Dazai POV.

They are dating. Sasha pov.

Dazai is informal, and Chuuya is a skinhead.

AU Rusreal. Dazai is informal.

Chuuya is a drug dealer and Osamu is an addict.

AU Drugs. Dazai POV

Dazai becomes Chuuya's half-brother, who is his complete opposite.

Dazai is your stepbrother. Chuuya's POV

Chuuya works at a dog shelter, and Dazai wants to take in the most difficult dog.

Chuuya is a shelter worker for homeless dogs.

Chuuya is a pole dancer at a nightclub with a not-so-nice personality, and Dazai is a rather rich guy who has taken a liking to Chuuya.

Chuuya is a pole dancer at a nightclub. Dazai pov.

Chuuya is a deaf omega with no friends, Dazai is his classmate alpha.

Chuuya is deaf. Omegaverse. Dazai POV.

Chuuya has a tense relationship with his new stepfather, Dazai.

Chuuya is your stepson. Dazai pov 

AU arranged marriage. omegaverse.

Osamu has blood cancer and is an artist, and Chuuya is just a regular guy who goes to guitar lessons.