Popular Mystery TV Series on Crunchyroll

The Apothecary Diaries

2023

The Apothecary Diaries

2023
8.7
Maomao lived a peaceful life with her apothecary father. Until one day, she's sold as a lowly servant to the emperor's palace. But she wasn't meant for a compliant life among royalty. So when imperial heirs fall ill, she decides to step in and find a cure! This catches the eye of Jinshi, a handsome palace official who promotes her. Now, she's making a name for herself solving medical mysteries!
Tougen Anki

2025

Tougen Anki

2025
7.9
After a Momotaro assassin suddenly kills his adoptive father, Shiki vows to avenge him. But first, he must learn to control his newly awakened Oni blood.
Rascal Does Not Dream of Bunny Girl Senpai

2018

Rascal Does Not Dream of Bunny Girl Senpai

2018
8.5
Puberty Syndrome—a rumored, mysterious syndrome that only affects those in their puberty. For example, a bunny girl suddenly appeared in front of Sakuta Azusagawa. The bunny girl's real identity is Mai Sakurajima, a teenage celebrity who is currently an inactive high school senior. For some reason, her charming figure does not reflect in the eyes of others. In the course of revealing the mystery behind this phenomenon, Sakuta begins to explore his feelings towards Mai. Set in a city where the skies and seas shine, Sakuta unfolds the meaning behind his bizarre encounters on women with the said syndrome.
Lord of Mysteries

2025

Lord of Mysteries

2025
8.9
In a Victorian world of steam, dreadnoughts, and occult horrors, Zhou Mingrui awakens as Klein Moretti. He walks a razor’s edge between light and darkness, entangled with warring Churches. This is the legend of unlimited potential…and unspeakable danger.
Case Closed (Detective Conan)

1996

Case Closed (Detective Conan)

1996
8
The son of a world famous mystery writer, Jimmy Kudo, has achieved his own notoriety by assisting the local police as a student detective. He has always been able to solve the most difficult of criminal cases using his wits and power of reason.
Bungo Stray Dogs

2016

Bungo Stray Dogs

2016
8.4
Stalked by a beastly white tiger, Atsushi Nakajima has no idea that the menace lives inside him—a power that catches the attention of the Armed Detective Agency. Using inhuman abilities to combat crime, this team takes Atsushi under the wing of their most eccentric member, Dazai. Together, they tear through mafia-muddled mysteries while enemies keep an eye on the tiger’s lofty bounty.
Classroom of the Elite

2017

Classroom of the Elite

2017
8.5
When Kiyotaka enters an elite government-sponsored high school, he finds out just how merit-based this education system is.
Monogatari

2009

Monogatari

2009
8.1
Koyomi Araragi, a high school student, finds himself constantly encountering girls afflicted by supernatural "oddities." He dedicates himself to helping them, often with the aid of the eccentric specialist Meme Oshino. Each arc talks about a different girl's unique struggle and the mysterious cause of their affliction. The series explores themes of adolescence, personal growth, and the complexities of human relationships. It's known for its witty dialogue, stylistic animation, and unique narrative structure.
The Case Study of Vanitas

2021

The Case Study of Vanitas

2021
8.3
In 19th-century Paris, young vampire Noé finds the Book of Vanitas in human hands. Calling himself Vanitas, this doctor wields its power and tempts Noé with a plan to “cure” all vampires. Allying with him may be dangerous, but does he have a choice?
A Certain Magical Index

2008

A Certain Magical Index

2008
7.6
Touma Kamijou is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine Breaker, an ability that negates any power whatsoever. Touma finds a young girl named Index who is trying to run away from Necessarius, a powerful magic organization that she is member of. Blessed with the skill of memorizing any sort of information, she holds 103,000 forbidden magical books within her head. As science and magic cross paths, Touma must face several dangers amid espers and magicians who appear in the exciting scientific town.
Blue Exorcist

2011

Blue Exorcist

2011
7.9
Humans live in the world of Assiah, demons in Gehenna. The two dimensions are not meant to interfere with each other, but demons still possess creatures in Assiah in spite of this. The humans who can fight these demons are known as exorcists. Rin Okumura is a boy who bears the curse of being Satan's illegitimate son. His foster father sacrificed himself to save him from demons. To avenge his foster father's death as well as to prove himself, Rin decides to follow the path of an exorcist and defeat his own father, Satan. To hone his raw skills, Rin enters True Cross Academy to train with other exorcist candidates.
Natsume's Book of Friends

2008

Natsume's Book of Friends

2008
8.1
Natsume Takashi has the ability to see spirits, which he has long kept secret. However, once he inherits a strange book that belonged to his deceased grandmother, Reiko, he discovers the reason why spirits surround him.
Magia Record: Puella Magi Madoka Magica Side Story

2020

Magia Record: Puella Magi Madoka Magica Side Story

2020
7
Few people know the truth: the world is safe thanks to the Magical Girls who are forced to slay Witches. Even though these girls are putting their lives on the line for a wish, rumors say they can be saved in Kamihama City. That’s where Iroha Tamaki is headed in search of answers; she can’t remember the wish she made to Kyubey.
Black Butler

2008

Black Butler

2008
7.8
In Victorian London, 12-year-old business magnate Ciel Phantomhive thwarts dangers to the queen as he's watched over by his demon butler, Sebastian.
Toilet-Bound Hanako-kun

2020

Toilet-Bound Hanako-kun

2020
8.6
To be united with her crush, a hopeless romantic summons the ghost in the girls' bathroom at her school. But she's shocked when the ghost is a boy!
Shadows House

2021

Shadows House

2021
8.1
A faceless clan lives in a large mansion, masquerading as nobles. Their caretakers are living dolls who spend their days cleaning up the dirt the tenants leave behind. But there’s a deeper mystery at play… and the secret of the house will be unveiled.
Moriarty the Patriot

2020

Moriarty the Patriot

2020
8.4
In the late 19th century, the British Empire nobility reigns while its working class suffers at their hands. Sympathetic to their plight, William James Moriarty wants to topple it all. Frustrated by the systemic inequity, Moriarty strategizes to fix the entire nation. Not even consulting detective Sherlock Holmes can stand in his way. It’s time for crime to revolutionize the world!
Beyblade: Metal Saga

2009

Beyblade: Metal Saga

2009
7.4
A new cast of characters take on the continued battle between good and evil. Gingka, our hero, and his group of loyal friends take on a dangerous group called the Dark Nebula. Dark Nebula’s mission is to take over the world and unleash their evil upon it; but before they can do so, they must destroy Gingka as he is the only person that’s strong enough to stand in their way. The plot thickens as friends become enemies and enemies become allies. Everything starts and ends with Gingka as he struggles to find the strength to defend his world and the honor of Beyblade.
Steins;Gate

2011

Steins;Gate

2011
8.4
A group of friends have customized their microwave so that it can send text messages to the past. As they perform different experiments, an organization named SERN who has been doing their own research on time travel tracks them down and now the characters have to find a way to avoid being captured by them.
Why Raeliana Ended Up at the Duke's Mansion

2023

Why Raeliana Ended Up at the Duke's Mansion

2023
7.5
Living inside a fairy tale may sound like a dream, but for this heroine, it’s more of a nightmare. After her mysterious death, Rinko is reborn as Raeliana—a loved and wealthy character in a novel. But she knows the ending: her murder at the hands of her fiancé. So, she hatches a plan to stay alive, one that involves a devilish duke and a phony engagement. Can she rewrite her story?