A spin-off centering on Hijiri Matsubase, three years before he meets xxx.
Hijiri Matsubase finally quits the police force and fulfills his dream of running his own detective agency. However, life isn't smooth sailing as it seems, and the poor guy is in massive debt after getting scammed. Luckily, or unluckily for Matsubase, the scammer, Aketoyo, the son of a billionaire reaches out to him for a deal. "Entertain me, I'll pay you ¥10,000,000 per case." A deal with the devil can be oh-so-enticing.
One Room of Happiness Spin-off - The Corrupt Detective has finished publishing and it has 15 Chapters. It is also Known as: 幸色のワンルーム 外伝 正壊の名探偵, Seikai no Tantei, Sachiiro no One Room Gaiden - Seikai no Meitantei, Seikai no Meitantei, The Corrupt Detective
Genres: Drama , Mystery , Crime , Psychological , Detective
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Top 5 Manga Like One Room of Happiness Spin-off - The Corrupt Detective (Sachi-iro No One Room Gaiden: Seikai No Meitantei) [2026 List]
- 5. Koroshi Ai
- 4. Usogui
- 3. Yuukoku no Moriarty
- 2. Case Closed
- 1. Pluto
5. Koroshi Ai
One certain day, Chateau, a bounty hunter belonging to an assassin organization, encounters the mysterious bounty hunter Ryang-ha. After being shown the overwhelming difference in their abilities and thinking that this is going to be her end, Ryang-ha's only demand from her is to exchange their contact information. From then on, the days of Ryang-ha stalking her have begun.
A story of tension and action of a couple who have love for kill!
Note: Chapter count includes 14 extra chapters.
Love of Kill has finished publishing and it has 93 Chapters. It is also Known as: 殺し愛, Koroshiai, 杀爱
4. Usogui
There are gamblers out there who even bet their lives as ante. But to secure the integrity of these life-threatening gambles, a violent and powerful organization by the name of "Kagerou" referees these games as a neutral party. Follow Bak Madarame a.k.a. Usogui (The Lie Eater) as he gambles against maniacal opponents at games—such as Escape the Abandoned Building, Old Maid, and Hangman—to ultimately "out-gamble" and control the neutral organization of Kagerou itself.
The Lie Eater has finished publishing and it has 541 Chapters. It is also Known as: 嘘喰い, Igyou Tobakusha Usokui, Yakou-san, The Lie Eater
3. Yuukoku no Moriarty
In the late 19th century, Great Britain rules over a quarter of the world. Nobles sit in their fancy homes in comfort and luxury, while the working class slaves away at their jobs. When young Albert James Moriarty’s upper-class family adopts two lower-class orphans, the cruelty the boys experience at his family’s hands cements Albert’s hatred of the nobility he was born into. He asks the older of the two boys—who has a genius mind and a killer instinct—to help him rid the world of evil, starting with Albert’s own family!
Moriarty the Patriot is currently publishing and has Chapters. It is also Known as: 憂国のモリアーティ, Moriarty's Patriotism
2. Case Closed
Kudo Shinichi is a seventeen year-old high school detective whom people call the "Modern Sherlock Holmes." However, one night after a date with his childhood sweetheart, Ran, Shinichi witnessed an illegal trade and, caught off his guard, was knocked unconscious and fed a drug that was supposed to kill him... but he woke up and found himself shrunken to a seven year-old. In order to track down the men who did this to him, Shinichi hid his identity and lived with Ran, whose father happened to be a hopeless detective, and with that came a series of murders and mysteries that he must solve.
Detective Conan is currently publishing and has Chapters. It is also Known as: Meitantei Conan, 名探偵コナン, Meitantei Conan, Detective Conan Kaito Kid Special Collection
1. Pluto
In an ideal world where man and robots coexist, someone or something has destroyed the powerful Swiss robot Mont Blanc. Elsewhere a key figure in a robot rights group is murdered. The two incidents appear to be unrelated...except for one very conspicuous clue - the bodies of both victims have been fashioned into some sort of bizarre collage complete with makeshift horns placed by the victims' heads. Interpol assigns robot detective Gesicht to this most strange and complex case - and he eventually discovers that he too, as one of the seven great robots of the world, is one of the targets.
Pluto: Urasawa x Tezuka has finished publishing and it has 65 Chapters. It is also Known as: PLUTO, Pluto
