BSD Fanfiction
Detectives with supernatural abilities based on famous authors solve crimes in Yokohama.
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What is BSD fanfiction?
BSD fanfiction is fan-created stories set in the Bungou Stray Dogs universe. With over 38,000 works on Archive of Our Own, BSD is one of the most popular fandoms in the fanfiction community.
These stories explore beloved characters like Osamu Dazai, Chuuya Nakahara, Atsushi Nakajima, Ryuunosuke Akutagawa, and many more. Writers create everything from short one-shots to epic novel-length adventures, exploring relationships, alternate universes, and "what if" scenarios.
Most Popular BSD Fanfics
These are the highest-rated BSD stories on AO3, ranked by kudos from readers.
Headshot
by KT_1412
“It’s a simple trick I’m sure you’ll love, Chuuya” – he grinned mischievously, a manic glint in his eye. Chuuya sighed and walked towards him – “And by the look on your face, I’m sure it’s the craziest one yet”. Dazai chuckled in excitement as he pointed to the middle of his forehead. “You’ll shoot
A Lasting Cure for Loneliness
by ChaoticQuill
Yosano Akiko's medical career just began after years of working towards it and finds success is a lonely thing. After one drunken night, she finds herself in the Golden Demon Inn, where its owner, Ozaki Kouyou, helps her recover. An arrangement leads to them becoming friends with benefits, one that
The Things That Live In The Dark
by Kaylah_With_A_Silent_H
Before the Armed Detective Agency, Atsushi Nakajima belonged to the Port Mafia. He was their weapon. Their tiger. Their monster. Leaving the Mafia was supposed to be the hardest part. It turns out learning how to live afterward is worse. Then Atsushi finds a man floating face-down in a river. That m
Not Another Story About Love
by ToadstoolFaerie
Port Academy is famous for its criminal students. The Sheep had all agreed that that was the school to avoid, but one day, a mysterious boy in bandages approached Chuuya, telling him to sign up to the academy. Chuuya would rather have died than have to enrol in Port Academy, but a single question ma
Soaring Lows
by Cherie_7
Dazai and Chuuya get assigned on a mission with absolutely no information. Somehow there’s a huge natural disaster, a mysterious ability user, and now they fell to the ground. Some bickering on the way. Overall a mess.
You Wish I Never Ever Met Him Before
by Shxichi_Saihara
Fyozai high school au. Dazai is about to start high school in a nice way, his best friend Chuuya by his side, loving tutors and many more friends. But let's say his mental state isn't as good, which is what he's hiding from everyone. Barely even the first day of high school, and things seem to chang
Nights Spent Loving You (Soukoku)
by Not_theVoid__Not_theStars
Chuuya has always hated Osamu Dazai- Why wouldn’t he? He was the most annoying, ridiculous, irritatingly charming suicidal manic. He was the worse partner in the history of Port Mafia- Always dragging Chuuya into idiotic shenanigans and being stupid and dumb and THE WORST. So why did Chuuya begin to
Ranpo hates the truth
by AutumnLeaf11111
Ranpo knew he shouldn’t have asked.He knew the answer already—of course he did. That was the curse of being Ranpo Edogawa.But knowing something and hearing it out loud were two very different things.Especially when it comes to Dazai’s red headed rival and suicide talks.
Bungou Stray Dogs: Time and Only, Forever
by Edoyuu (Pifnii)
"If things are going too well, you should know something’s off." The date of the long-awaited conference to determine the fate of the Book, as well as dangerous ability users such as Nakahara Chuuya, has arrived. Everything is going according to plan, until the sudden visit of H. G. Wells, who claim
Dead on Table
by Magnoliazai
How did Shuuji Tsushima become Osamu Dazai? What happened to his parents? OR: The story of a sickly boy losing hope in life and the story of a suicidal man reuniting with parents who believed him to be dead
Quirks and clues Entwined
by Sxmmyy
Dazai and chuuya are assigned On a mission to go to UA, in which they meet some unusual villians, and their sensei. 'Aizawa' finds out about dazais self harm, ochako also goes eavesdropping on dazai and chuuyas convo with Mori.
However long it takes
by Anonymous
Dazai thought Chuuya avoided him, once he found out the truth he wished he were right.
loving you is a bloodsport
by warsfeil
“Chuuya,” Dazai says, placatingly. “I didn’t—” “You didn’t what, Dazai?” Chuuya snaps. There’s too much tension in his frame. He’s holding back with enormous effort. “You didn’t sneak into my apartment to meddle with something when you heard I was sick?” Dazai had, in fact, broken in because he’d he
A stray…
by Magicalgirl12234
Hybrids are never treated well in this world, often seen as pets, or workers. and one day chuuya, a famous assassin stumubd apon one. A cute brown cat hybrid named dazai. All torn up and alone.
Looking for a place to belong
by hasipond
One day, Akutagawa was returning home after completing his duties as usual when Oda called out to him. "Akutagawa, you always take the same route home, don't you?" "Yes." "Today, I think it would be best to start from the riverbed area." "Why?" "Nakajima is waiting for you. He asked me to deliver a
Common Denominator
by Anonymous
Stumbling into bed with Dazai hadn’t been in Chuuya’s plans for the night. Or, Nakahara Chuuya successfully comes out.
The day I fished up Dazai
by GarryTheMossSheep
Instead of Mori, fourteen year old Dazai is found by Fukuzawa and his two adopted kids. This changes everything. It also changes nothing.
Spicy Curry
by Airini3
Set during The Day I Picked up Dazai period! Dazai, a troubled teen has special feelings for Odasaku, who is even more troubled about how to respond to the boy's actions. But, he knows when to draw the line. Right, Oda??
erase and rewrite it
by begleiter
First: Dazai is hit. Not by the enemy – some scrub with an ability to move non-living objects from one visualized space to another; convenient for robbing banks and mafia storehouses both – but by something heavy, invisible, and cloying. Second: In an instant, Dazai relives someone else's life. Thir
Worldwide Circus
by Pokebug__7x7
Basically, my favorite characters (of the ones who are 18+ in age) from the fandoms I'm in become the MC in The Freak Circus, and each chapter is a new character with a new oneshot. Chapter 1: Arlan (Honkai: Star Rail)Chapter 2: Ango (Bungou Stray Dogs)Chapter 3: {Requested} Akaza (Demon Slayer)Chap
Popular BSD Ships
Soukoku
Osamu Dazai/Chuuya Nakahara
Former Port Mafia partners Dazai and Chuuya, whose explosive chemistry and perfect combat synchronization mask a deeper connection.
55,000 works →
Shin Soukoku
Ryuunosuke Akutagawa/Atsushi Nakajima
The 'new double black' pairing of the ruthless Port Mafia member Akutagawa and the kind-hearted Armed Detective Agency member Atsushi.
35,000 works →
RanPoe
Edgar Allan Poe/Ranpo Edogawa
The rivalry-turned-friendship between the dramatic mystery writer Poe and the brilliant detective Ranpo, built on mutual intellectual respect.
28,000 works →
Fyozai
Fyodor Dostoevsky/Osamu Dazai
The intellectual battle between the manipulative terrorist Fyodor and the enigmatic ex-Port Mafia member Dazai, two masterminds who understand each other.
20,000 works →
Common BSD Tropes
Popular Characters
Frequently Asked Questions
How many BSD fanfics are on AO3?
There are over 38,000 BSD fanfiction works on Archive of Our Own, making it one of the platform's largest fandoms.
What are the best BSD ships?
Popular BSD pairings include Soukoku, Shin Soukoku, RanPoe. Each ship has thousands of dedicated stories exploring their relationship.
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