Popular Mystery TV Series on Crunchyroll

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.
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 Apothecary Diaries

2023

The Apothecary Diaries

2023
8.6
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!
Bungo Stray Dogs

2016

Bungo Stray Dogs

2016
8.3
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
8.4
When Kiyotaka enters an elite government-sponsored high school, he finds out just how merit-based this education system is.
Black Butler

2008

Black Butler

2008
7.7
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.
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.
Detective Conan

1996

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.
Lord of Mysteries

2025

Lord of Mysteries

2025
8.8
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.
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.
Tojima Wants to Be a Kamen Rider

2025

Tojima Wants to Be a Kamen Rider

2025
8.4
Even after turning 40 years old, Tojima Tanzaburo still seriously wants to be a Kamen Rider. Just when it seems like his dream may never come true, he gets caught up in a series of infamous Shocker-inspired robberies... Shibata Yokusaru, the author of Air Master and 81 Diver, presents a story about adults who love Kamen Rider a little too much, and start playing pretend... for real!
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.
City Hunter

1987

City Hunter

1987
7.9
Ryo Saeba works the streets of Tokyo as the City Hunter. He's a "sweeper" and with his sidekick Kaori Makimura, he keeps the city clean. People hire the City Hunter to solve their dangerous problems, which he does with a Colt Python. When Ryo's not working on a case, he's working on getting the ladies, and Kaori must keep him in check with her trusty 10 kg hammer.
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.
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!
A Certain Magical Index

2008

A Certain Magical Index

2008
7.5
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.
In/Spectre

2020

In/Spectre

2020
7.8
Kotoko Iwanaga became the god of wisdom to the supernatural beings and spends her days solving problems for them. However, the boy who she fell head over heels for, Kuro Sakuragawa, is someone that is feared by all supernatural creatures. The two of them face various mysterious incidents involving the supernatural in this love x romance x mystery series. Where will these fantastical incidents lead them and what will happen with Kotoko’s crush?
D.Gray-man

2006

D.Gray-man

2006
8
Darkness is moving in, and young exorcist Allen Walker is humanity's greatest hope against the wicked forces conspiring to bring civilization to its knees. Akuma – cruel spirits born of tragedy and lost souls – lurk in every shadow, willing and eager to do the bidding of their leader, the dread Millennium Earl. With an eye cursed to see evil in its truest form and blessed with an arm to slay soul-devouring demons, Allen stands ready to confront the gathering evil. Should he fail, Innocence will be lost forever. The war to decide the fate of mankind has begun – and the carnage will be endless.
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?
Higurashi: When They Cry - NEW

2020

Higurashi: When They Cry - NEW

2020
7.4
New kid Keiichi Maebara is settling into his new home of peaceful Hinamizawa village. Making quick friends with the girls from his school, he's arrived in time for the big festival of the year. But something about this isolated town seems "off," and his feelings of dread continue to grow. With a gnawing fear that he's right, what dark secrets could this small community be hiding?