Osamudazai Stories

Young, 13 year old, Osamu Dazai is sent to infiltrate UA highschool, a hero school in Musutafu!

❝ 𝐢 𝐤𝐧𝐨𝐰 𝐢 𝐬𝐰𝐨𝐫𝐞 𝐨𝐟𝐟 𝐤𝐢𝐥𝐥𝐢𝐧𝐠, 𝐛𝐮𝐭 𝐢'𝐝 𝐦𝐚𝐤𝐞 𝐚𝐧 𝐞𝐱𝐜𝐞𝐩𝐭𝐢𝐨𝐧 𝐟𝐨𝐫 𝐲𝐨𝐮, 𝐝𝐚𝐳𝐚𝐢. ❞ ➴ IN WHICH an ex-assassin wants to c...

"When two suicidal people meet, there's no turning back," is what everyone in the Armed Detective Agency thought. Heck, that's what Dazai and Kira thought too...

Class 1A goes to a Yokohoma school for months, what will happen during their stay? What ability users will they meet? Will they make it out alive?

Author: Xiandouhua Alternate Title: 甩了首领宰后我跑路了 Summary: There is a beautiful canary in the office of Mafia in the port. The bird cage is decorated with dazzling gems, an...

COMPLETED • There is no better way to describe you than a doll, living to please your owner. At the age of 11, Mori took you in from an orphanage and brought you to the...

Chuuya Nakahara got into an argument with his partner, Osamu Dazai. Now, he's riding his motorbike through Yokohama as a way to cool off. But when he swerves off of th...

Dazai after trying to drown himself in a river gets sick, but luckily a certain chibi is there to help him get better. This encounter leads to their relationship deepeni...

"𝘈𝘳𝘦 𝘺𝘰𝘶 𝘮𝘢𝘳𝘳𝘪𝘦𝘥, 𝘋𝘢𝘻𝘢𝘪?" 𝘌𝘷𝘦𝘳𝘺𝘰𝘯𝘦 𝘬𝘯𝘦𝘸 𝘵𝘩𝘪𝘴 𝘸𝘢𝘴 𝘢 𝘳𝘪𝘥𝘪𝘤𝘶𝘭𝘰𝘶𝘴 𝘲𝘶𝘦𝘴𝘵𝘪𝘰𝘯. 𝘕𝘰 𝘰𝘯𝘦 𝘭𝘪𝘬𝘦 𝘋𝘢𝘻𝘢�...

Why are you considered a traitor? You were merely acting in accordance with your beliefs. If you were no longer accepted into the Armed Detective Agency, your only other...

Dazai and Chuuya, 15 year old teenagers working in the Port Mafia with a little twist of the future. TW: contains drinking, cursing, sh, slight nsfw (kissing) Credits: M...

On a mission, one action changes everything between Atsushi and Akutagawa. I do not own Bungou Stray Dogs nor its characters. Cover art is from the manga

COMPLETED (Dazai x Reader) + (Decay of Angels x Reader) ♧ ! • (This story contains minor details about the decay of angels, and Sigma's casino only mentioned in the BSD...

An au in which every wound of your soulmate will appear in your body too but in a flowery manner. If you are with your soulmate, the flowers will be gone. But once they...

ONGOING ❦ This fanfic is an alternate reality of my other one called "The Marionette", in which Dazai came back into your life permanently. I recommend reading...

A few months after Chuuya Nakahara had joined the Port Mafia, Dazai Osamu decides to strike a deal with him, one to soothe his lingering desires... were they really just...

"Never play with the feelings of others because you may win the game, but the risk is that you surely lose the person for a lifetime." Love is as complicated a...

It was originally Soukoku Smut One-shots. But I wanted to make it just regular one-shots.

Hiromi Sohma couldn't take another day living in fear of Akito and decided to run away from home, away from her father, away from everyone she cares about. She soon meet...

Dazai and Chuuya have FINALLY confessed their feelings for one another! It's been a couple of months since they started dating, each going on with their lives, but, with...