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Animes Similar To The Detective Is Already Dead!

The Detective Is Already Dead is an anime based on the Light Novel of the same name. It begins as a mystery anime, gripping the viewer in with suspense but soon grows to include romance elements. The story surrounds Kimizuka Kimihiko, who tends to attract crisis on himself at any moment. He isn’t a scourge; it’s just that trouble finds its way into his life no matter what he does. If you’re eager to find animes similar to The Detective Is Already Dead, This is the list for you. We’ll be taking a look at various animes that share similarities with the show and give a peek into their stories as well. 

As many fans of the Light Novel will tell you, the story is extremely interesting and gripping. Kimizuka is forced into a thrilling world when he meets detective Siesta. He becomes her assistant for some time, until her untimely death, three years later. Kimizuka subsequently resigns himself to a regular High School life. However, this life takes a surprising turn when he runs into a girl that shares an eerie resemblance with Siesta at school. Thus begins his exciting and mysterious adventure.

The anime begins with its story right away, from the very first episode there’s a lot of plot and action. The suspense tugs at your heart and the romance that develops later keeps you hooked. Furthermore, the show doesn’t shy away from generous amounts of fanservice. Here are some more animes like The Detective Is Already Dead.

10. In/Spectre

Mysterious anime similar to The Detective Is Already Dead, In/Spectre
  • Episodes: 12
  • Studios: Brain’s Base
  • Genres: Mystery, Demons, Supernatural, Romance, Shounen
  • Aired: Jan 12, 2020, to Mar 29, 2020

If you like the concept of a female with a male assistant solving peculiar cases together, In/Spectre is a great one for you. Kurou Sakuragawa recently broke up with his girlfriend in a long-term relationship. Still heartbroken over this, he is approached by Kotoko Iwanaga. She confesses to him, telling him that she fell for him when she saw him two years ago. Moreover, she reveals herself to be a “Goddess of wisdom.” She is the mediator between the world of spirits called Youkai and the human world. She helps to resolve supernatural conflicts that may arise.

Kotoko asks for Kurou’s support in helping the Youkai. She suspects that there is more to him than meets the eye, something supernatural. Lots of tension and suspense come along the way as the team tries to solve numerous cases. Similar to The Detective Is Already Dead, this anime has a reserved protagonist who is forced into a world of thrilling adventure. Ofcourse, there’s romance involved as well. The female protagonist is strong and intelligent, with an air of mystery surrounding her identity. In/Spectre shares its setting and supernatural plot with TDAD as well. 

9. Hyouka

Romantic, high school anime like The Detective Is Already Dead, Hyouka
  • Episodes: 22
  • Studios: Kyoto Animation
  • Genres: Mystery, School, Slice of Life
  • Aired: Apr 23, 2012, to Sep 17, 2012

Oreki is unenthusiastic for most activities (Basically, he’s a Hinedere), but his life takes an exciting turn when his sister requests him to join the Classics Club. He soon learns of the deep-rooted history of the club. Along with other members, the knowledgable Fukube, strict Ibara, and constantly curious Chitanda, Oreki must solve various mysteries around campus.

This anime shows that even an ordinary life can be filled with mysteries hidden in plain sight, waiting eagerly to be solved. Chitande is constantly exploring and learning more about her surroundings, dragging around the tepid Oreki with her. Watch as the members solve mysteries surrounding family history, ghost stories, locked rooms, and other cases. Everything is an adventure to the inquisitive eye. If you’re fond of mystery and adventure mixed with slice-of-life in a school setting, this anime is perfect for you.

8. Heaven’s Memo Pad

NEET detective anime, Heaven's Memo Pad, like The Detective Is Already Dead
Heaven’s Memo Pad
  • Episodes: 12
  • Studios: J.C.Staff
  • Genres: Mystery
  • Aired: Jul 2, 2011, to Sep 24, 2011

Heaven’s Memo Pad tells the story of Narumi, a pessimistic high school student who is forced to join a gardening club by his cheerful classmate, Ayaka. Moreover, the usually lazy and unenthusiastic guy is convinced to join NEET, a unique detective agency with others like him. They’re unwilling to do any work and instead live in isolation and help with various cases. (NEET means Not in Education, Employment, or Training. So much for being a NEET.)

Here, we once again have a female, the professional hacker, Alice, who uses the assistance of the male protagonist to solve numerous cases. Narumi soon finds himself in a rabbit hole of criminal cases. Alice is a childish shut-in who lives in a room surrounded by various desktops. She is the one running the detective agency. Narumi gets entangled in a dangerous world, and a crime syndicate also seems to have its eyes on Alice. 

7. Great Pretender

Con-man anime like The Detective Is Already Dead, Great Pretender
Great Pretender
  • Episodes: 23
  • Studios: Wit Studio
  • Genres: Action, Adventure, Mystery, Comedy, Psychological
  • Aired: Jul 9, 2020, to Dec 17, 2020

Makoto is a guy who makes his living by scamming others on the streets of Japan. Some unfortunate incidents of his past have led him to live such a life. One day, he targets a tourist who seems to be clueless. However, he soon realizes that he is the one who actually got tricked, and the police are now after him. 

During his escape, Makoto runs into the tourist, a con-man named Laurent Thierry. He follows the man to Los Angeles, where he challenges him to preserve his title as “Japan’s Greatest Swindler.” Laurent readily accepts, taking him to the mansion of the biggest mafia boss on the West Coast. Thus, the two begin a rivalry of committing high-level fraud. Makoto must retaliate against the cunning Laurent as he and his associates make their way through the underworld. Great Pretender has a similar setting to that of The Detective is Already Dead. Both have a sense of action and adventurous mystery to them. What this anime lacks in romance, it instead makes up for in some excellent psychological warfare.

6. Blast of Tempest

anime where female is already dead, similar to The Detective Is Already Dead, Blast of Tempest
Blast of Tempest
  • Episodes: 24
  • Studios: Bones
  • Genres: Action, Mystery, Psychological, Drama, Magic, Fantasy, Shounen
  • Aired: Oct 5, 2012, to Mar 29, 2013

Yoshino is an ordinary teenager dating his friend, Mahiro’s, younger sister, Aika secretly. However, when she dies under mysterious circumstances, an enraged Mahiro disappears in search of answers regarding her death. Yoshino gets on with his life until a month later, he is held at gunpoint by a strange girl. Mahiro arrives just in time to save him.

Soon, Yoshino learns that Mahiro has taken the help of a witch named Hakaze in order to find his lost sister. In return, he plans to help the witch with her own struggles. Hakaze’s brother plans to use the powers of the “Tree of Exodus.” Unleashing its power, however, will lead the world to peril. Moreover, Hakaze is imprisoned on an isolated island. It falls upon Yoshino and Mahiro to save the world while unveiling the secret behind Aika’s death. Similar to The Detective Is Already Dead, this anime has mystery and detective elements. It is set in a supernatural world, and the female protagonist is… already dead.

5. Bungou Stray Dogs

Detective anime like The Detective Is Already Dead, Bungou Stray Dogs
Bungou Stray Dogs
  • Episodes: 12
  • Studios: Bones
  • Genres: Action, Comedy, Mystery, Seinen, Super Power, Supernatural
  • Aired: Apr 7, 2016, to Jun 23, 2016

Atsushi, an orphan, has been seeing a mysterious white tiger in his orphanage for days now. However, he seems to be the only one who can notice it. When strange incidents begin to occur in the orphanage, Atsushi is blamed and tortured for them until he is eventually kicked out. Hungry and homeless, Atsushi wanders around until he comes across a seemingly drowning man and jumps in to save him. He later discovers that the man, named Osamu Dazai was actually committing suicide.

Osamu is a detective who deals with supernatural cases that the police are too afraid of or unable to solve. He has, in fact, been investigating the same white tiger that was tormenting Atsushi. Osamu is a maniac for suicide, and tries different methods to commit suicide from time to time. Soon, Atsushi becomes involved in his investigations, eventually joining a firm of supernatural investigators. If you’re looking for a supernatural, shounen, detective anime, check this one out.

It’s amusing to know that Osamu Dazai was the name of an actual author. He is very popular in Japan, selling many books even now. Some interesting facts on him are that he had tried to commit suicide multiple times throughout his life. Finally succeeding in a double suicide by drowning along with his wife. Moreover, in Bungou, Osamu has a power called Ningen Shikkaku (No Longer Human), the name of this power is actually adapted from the name of an actual book written by Dazai. It’s one of his most famous works. Interested in learning more about the author Osamu Dazai? check out the anime Aoi Bungaku.

4. Beautiful Bones -Sakurako’s Investigation-

Mystery anime Beautiful Bones -Sakurako's Investigation- Similar to The Detective Is Already Dead
Beautiful Bones -Sakurako’s Investigation-
  • Episodes: 12
  • Studios: TROYCA
  • Genres: Drama, Mystery, Thriller
  • Aired: Oct 8, 2015, to Dec 24, 2015

This anime is similar to The Detective Is Already Dead because of the “peculiar couple of detective” tropes, where the female protagonist uses the assistance of the male. Sakurako is a girl who is more interested in bones than in humans themselves. She has a collection of bones from various animal carcasses, yet she still needs a human bone.

The budding osteologist becomes ecstatic whenever she comes across a human corpse, and surprisingly enough, it happens a WHOLE lot. She stays away from most people but has gotten close to a high school by, Shoutarou. He accompanies her on her investigations, keeping her in check to ensure that she doesn’t keep the human remains for herself. Somehow, whenever the two are together, they are guaranteed to find a corpse, and with the help of her exceptional skills in analyzing bones, Sakurako deciphers the reason for their deaths. As a thick air of mystery slowly fades from numerous murders with the help of Sakurako’s genius, one can only help but wonder, where are the dead bodies coming from?

3. Angel Heart

Heart transplant and detective anime like The Detective is already Dead, Angel Heart
Angel Heart
  • Episodes: 50
  • Studios: TMS Entertainment
  • Genres: Action, Mystery, Drama, Romance, Seinen
  • Aired: Oct 4, 2005, to Sep 26, 2006

Glass Heart is the codename of a Taiwanese assassin who attempted suicide by jumping off a building. As a result, her heart was pierced by a metal fence. She was subsequently saved by a heart transplant. However, the heart isn’t all that she seems to have received. During recovery, Glass Heart witnesses strange dreams.

Following these dreams lead her to Japan, to the donor of her heart. It is here that she learns of Kaori Makimura, the accomplice of City Hunter Ryo Saeba. The heart that beats in Glass Heart’s chest is that of Kaori. While this anime includes characters from the successful City Hunter anime, it isn’t a direct spin-off of the series, and can be enjoyed without any knowledge of City Hunter. Even in this anime, we have a female protagonist who has the heart of someone important to the male protagonist. The show follows their adventures as they solve thrilling mysteries together.

2. Tokyo Ghoul

Thrilling anime similar to The Detective Is Already Dead, Tokyo Ghoul
Tokyo Ghoul
  • Episodes: 12
  • Studios: Studio Pierrot
  • Genres: Action, Mystery, Horror, Psychological, Supernatural, Drama, Seinen
  • Aired: Jul 4, 2014, to Sep 19, 2014

In this anime, we’re taken to a deadly reflection of Tokyo. The once-great city is reduced to fear when bloodthirsty savages called Ghouls attack. They possess the capability to live alongside humans, disguised as them. 

We follow a shy and bookish kid, Ken Kaneki, who has a crush on Rize Kamishiro, another avid reader. However, there’s more to Rize than she lets on. The story gives us a look at what it is like to live as a ghoul and what it means to be alive in this cruel version of Tokyo. There are various organizations with their own goals at play here. The anime combines a suspense thriller with an action-packed shounen. If you want an anime with some good character development and an exciting storyline but with a similar vibe to The Detective is Already Dead, you must check this one out.


Dark anime like The Detective Is Already Dead
  • Episodes: 24
  • Studios: Bones
  • Genres: Mystery, Historical, Drama, Romance
  • Aired: Jan 8, 2011, to Jul 2, 2011

Studying in Sauville, a French-speaking town in Southern Europe, is a boy named Kazuya. Being from Japan and having a distinctive appearance from the rest of his classmates, he is bullied and shunned by them, earning the nickname “Black Reaper.”

One day, Kujou visits the school’s library to read ghost stories. However, his attention is caught by a strand of blonde hair. Further investigation leads him to a doll-like girl, Victorique de Blois. The girl has never attended classes but is really smart. She spends her time in the library instead, reading all its contents. She uses her foresight and imagination to predict the future, solve cases, and much more. Soon, Kazuya’s life gets closely intertwined with hers. However, as the story progresses, a dark past comes to haunt them. 

Honorable Mentions

  • That Day I Became A God
  • Puella Magi Madoka Magica
  • I Want To Eat Your Pancreas
  • Toilet-Bound Hanako-Kun
  • Black Butler
  • Death Note


Sanket Palwe
Sanket lives in Pune, India. He knows his non-mainstream anime just as well as he does the popular ones. He is a true-blooded otaku and has a deep interest for everything psychology and Japan.

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