Having been kicked out of the orphanage, a despairing young man by the name of Atsushi Nakajima rescues a strange man from a suicide attempt--Osamu Dazai. Turns out that Dazai is part of an armed-detective agency staffed by individuals whose supernatural powers take on a literary bent! (Source: Yen Press)

Having been kicked out of the orphanage, a despairing young man by the name of Atsushi Nakajima rescues a strange man from a suicide attempt—Osamu Dazai. Turns out that Dazai is part of a detective agency staffed by individuals whose supernatural powers take on a literary bent! *Source: Yen Press, Vol. 1*

Before he joined the Armed Detective Agency, Osamu Dazai was the youngest-ever executive with the Port Mafia, the most notorious underground crime syndicate in all of Yokohama. Three of its members-Dazai, Odasaku, and Ango-formed a camaraderie despite their vast disparities in rank. When Ango suddenly goes missing, Odasaku, a lowly Mafia grunt, receives direct orders from their boss to find him...only for Ango's trail to lead Odasaku to a mysterious, foreign criminal organization called Mimic. (Source: Yen Press)

What if the Port Mafia’s attack dog, Ryuunosuke Akutagawa, had joined the Armed Detective Agency? Likewise, what if Atsushi Nakajima belonged to the Port Mafia? In the parallel universe of Bungo Stray Dogs: Beast, Akutagawa’s desperate mission to rescue his younger sister from the Port Mafia’s clutches brings him face-to-face with the organization’s fearsome White Reaper…aka Atsushi Nakajima. What does fate have in store for this alternate tale of darkness versus light…? (Source: Yen Press)

It’s been roughly one year since Chuuya Nakahara joined the Port Mafia, and he’s determined to become an executive before fellow mafioso Osamu Dazai. However, a man by the name of Paul Verlaine—the king of assassins who claims to be Chuuya’s older brother—suddenly appears, vowing to murder everyone he cares about! Now Chuuya must team up with Adam, an AI investigator from Europe, to stop this madman before another storm engulfs Yokohama. Along the way, many truths will be revealed…including the answer to Chuuya’s most pressing question: Is he himself even human? (Source: Yen Press)

One day, deliveryman Sakunosuke Oda finds a boy at his doorstep on the brink of death. His name is Osamu Dazai, and he is a member of the Port Mafia—the very embodiment of darkness and violence. Thus begins a peculiar living arrangement: Oda, who cares for the boy, and Dazai, who longs to die. But what will become of their newfound connection when a gang of former police officers known as the 48 attack them in search of a certain painting...?! (Source: Yen Press)

Not long after Ougai Mori takes the reins of the Port Mafia, he orders a young Osamu Dazai to investigate an ominous rumor of something called “Arahabaki.” Whoever or whatever it is seems to have some connection to Mori's deceased predecessor—and the new boss would very much like for the dead to stay buried. Along the way, Dazai runs into a gravity manipulator named Chuuya Nakahara, leader of the Sheep gang of youths. Together, the two will one day achieve infamy as the fearsome duo known as Twin Dark, but for now, they'll have to learn to put aside their differences if they want to get to the bottom of this mystery… (Source: Yen Press)

Over a decade before the events of the manga series, a chance encounter leads professional bodyguard Yukichi Fukuzawa to begrudgingly take an arrogant boy genius named Ranpo Edogawa under his wing. Their first job brings them to a local theater on high alert after receiving a bizarre death threat-a challenge that will require both Ranpo's brains and Fukuzawa's experience. The aftermath spurs Fukuzawa to establish the Armed Detective Agency, an organization that takes on dangerous jobs even the police won't handle! Plus, get a glimpse of the agency the night before Atsushi Nakajima joined the team! (Source: Yen Press)

The Armed Detective Agency's latest case brings them to the floating city Standard Island, a strange man-made vessel and a resort for the wealthy off the coast of Yokohama. But what awaits the detectives turns out to be far more complicated than any of them could have expected: a bomb, time travel, a mysterious skill user named H. G. Wells...Will this case spell the end of Yokohama itself?! (Source: Yen Press)