There’s no lock Detective Dobin Kim can’t open. With his unique ‘opening’ ability, he can unlock anything -- even people -- to get the information he needs to hunt down criminals and solve crimes. Enter Locker -- his polar opposite and his enemy. When Locker uses her ability to ‘lock’ a witness and prevents Kim from accessing key information in a crucial case, they plunge into a cat-and-mouse game with justice itself at stake. When two equal forces collide, who will emerge the victor?
Source: Webtoon
Locker & Opener has finished publishing and it has 92 Chapters. It is also Known as: LOCKER, OPENER：全面解鎖
Genres: Drama , Fantasy , Mystery , Crime , Super Power , Cops
Try our anime quiz: Anime Characters Guessing Quiz/Game
Top 5 Manhwa/Manga Like Locker & Opener [2026 List]
5. Hyakka Teien no Higeki
On the outskirts of Neo-Hong Kong lies a mysterious Chinese-style garden. Legend has it that anyone who looks upon the fairy of the garden will die before the night is out.
Five years ago, Douglas Pyke was charged with discovering the true nature of this fairy, but when he accidentally killed a woman in the line of duty, he left the police force forever. Now, a cabbie and sometime private eye, he is asked to find a missing scientist and confront the mysteries of the garden once more.
Full Flower Garden; Tragedy of the Garden of Many Flowers has finished publishing and it has 6 Chapters. It is also Known as: 百花庭園の悲劇, Hyakka Teien no Higeki
4. Fairy Tail: City Hero
What if FAIRY TAIL members become police officers?!
The new police officer Lucy was assigned to the Magnolia Police Fairy Tail team. Natsu, Happy and company are keeping the peace of the city with lively ambitions. Guilds and enemies that appeared in "FAIRY TAIL" also appear within these surprising settings.
Note: Volume 4 contains the extra chapter "Yousei no wo Hanami".
Fairy Tail: City Hero has finished publishing and it has 46 Chapters. It is also Known as: フェアリーテイル シティヒーロー, Fairy Tail: City Hero
3. Kindaichi Shounen no Jikenbo
Kindaichi (frequently with best-bud, Miyuki) travels to various places where a murder has taken place, typically involving ghosts, curses, myths and folklore of significant events from the distant past, and solves the mystery using ingenious deductions of curious clues and his cool magic.
The Kindaichi Case Files: File Series has finished publishing and it has 219 Chapters. It is also Known as: 金田一少年の事件簿, Kindaichi Shonen no Jikenbo
2. Billy Bat
The story is set in 1949 and follows Japanese-American comic book artist Kevin Yamagata as he draws the popular detective series "Billy Bat" for "Marble Comics." When he learns he may have unconsciously copied the character from an image he saw while serving in occupied Japan, he returns to Japan to get permission to use Billy Bat from its original creator. Upon arriving there, however, he becomes embroiled in a web of murder, cover-ups, and prophecy that all leads back to Billy Bat.
It is soon evident, however, that the truth of Billy Bat's nature is far larger than Kevin could ever guess, spanning millennia and across the world.
Billy Bat has finished publishing and it has 165 Chapters. It is also Known as: BILLY BAT, Billy Bat
1. Jagaaan
Shintarou Jagasaki, who is a neighborhood police officer, lives with his girlfriend while working a job that is killing him slowly with annoyance. It looks like he will end up marrying soon and live a boring life with a nuclear family—a grim future for a guy with dreams! One such day, a mysterious monster appeared on the train and he suddenly can shoot with his right hand like Master Buppanatsu, the eggplant mascot of his city!
Jagaaan has finished publishing and it has 163 Chapters. It is also Known as: ジャガーン, Jagaaan
