Top 10 Mystery Manga of 2006

83%

1. Pandora Hearts

Adventure, Fantasy, Supernatural, Mystery

The air of celebration surrounding fifteen-year-old Oz Vessalius’s coming-of-age ceremony quickly turns to horror when he is condemned for a sin about which he knows nothing. He is thrown into an eternal, inescapable prison known as the Abyss from which there is no escape. There, he meets a young girl named Alice, who is not what she seems. Now that the relentless cogs of fate have begun to turn, do they lead only to crushing despair for Oz, or is there some shred of hope for him to grasp on to?

(Source: Yen Press)

Included:
Volume 8: Pandora Hearts (pilot)
Volume 20: Exra episode: It makes all kinds
Volume 21: Extra episode: Together

81%

2. 21st Century Boys

Drama, Mystery, Psychological, Sci-Fi

War is over. The Friend is dead. Mankind no longer faces the threat of extinction. Peace has finally come to Tokyo... Or has it? The mystery still remains. Nobody knows who the Friend was and where he came from. The only clue is hidden deep within the memories—the memories of the hero Kenji. It is time to open Pandora’s Box to discover what is left at the bottom.

(Source: Viz)

80%

3. Black Butler

Fantasy, Supernatural, Action, Mystery

In Victorian era Europe, a young boy loses everything he once held near and dear to a vicious plot. In his moment of death, he strikes a deal with a demon: his soul, in exchange for revenge. Ciel Phantomhive is now the head of the Phantomhive corporation, handling all business affairs as well as the underground work for the Queen of England. His new partner is a demon butler, Sebastian Michaelis, whose prowess as a butler is only surpassed by his strength as a demon.

The story follows the two along with their other servants, as they work to unravel the plot behind Ciel's parents' murder, and the horrendous tragedies that befell Ciel in the month directly after.

75%

4. Higurashi WHEN THEY CRY: Atonement Arc

Drama, Horror, Mystery, Psychological

After moving into the quiet town of Hinamizawa, Maebara Keiichi spends his days blissfully in school often playing games with his local friends. However, appearances can be deceiving. One fateful day, Keiichi stumbles upon news of a murder that had occurred in Hinamizawa. From this point on, horrific events unfold in front of Keiichi, as he soon learns his close friends may not be all that they seem. Based on the amateur mystery game by 7th Expansion, the story is told in a series of different scenarios.

Tsumihoroboshi is the sixth in a series of manga following the different scenarios of the Higurashi games and the second that tries to answer questions raised in the previous scenarios. It focuses on Ryuuguu Rena's sudden distrust of her friends and answers some questions about the mystery surrounding Furude Rika.

73%

5. Higurashi WHEN THEY CRY: Time Killing Arc

Drama, Horror, Mystery, Psychological

After moving into the quiet town of Hinamizawa, Maebara Keiichi spends his days blissfully in school often playing games with his local friends. However, appearances can be deceiving. One fateful day, Keiichi stumbles upon news of a murder that had occurred in Hinamizawa. From this point on, horrific events unfold in front of Keiichi, as he soon learns his close friends may not be all that they seem. Based on the amateur mystery game by 7th Expansion, the story is told in a series of different scenarios.

Himatsubushi is the fourth in a series of manga following the different scenarios of the Higurashi games. It focuses on Akasaka Mamoru, a police investigator from Tokyo and his visit to Hinamizawa a few years before the murders.

73%

6. Tegami Bachi: Letter Bee

Adventure, Fantasy, Mystery, Slice of Life, Supernatural

Tegami Bachi takes place in the land of AmberGround, a place of perpetual night only partially illuminated by an artificial sun. Lag Seeing works as a Letter Bee at the government delivery service named the Bee Hive. He travels with his Dingo, Niche, and her "pet", Steak and is entrusted with the hearts of everyone in AmberGround as he delivers their packages.

(Source: MyAnimeList)

Special chapter "Tegami Bachi to Dingo" included in volume 3.

72%

7. Yet the Town Keeps Going

Comedy, Slice of Life, Mystery

Clumsy Arashiyama is a girl with a love for mysteries and a knack for getting into trouble. She works for an old lady’s lackluster maid café in a small shopping district. The cafe is largely unsuccessful in attracting customers aside from Sanada, a regular and one of Arashiyama's classmates (who has a secret crush on her). One day Arashiyama’s clever friend Tatsuno is invited to the café, and, upon seeing the miserable state of things (and Sanada, whom she has a secret crush on), decides to work there. Don’t miss the crazy antics of Arashiyama and friends, mismatched love stories, and all the hilarity that is created as a result, in Sore Machi.

(Source: MangaUpdates)

72%

8. Future Diary

Action, Mystery, Psychological, Supernatural, Thriller

Yukiteru is a lonely student whose only hobby is the daily diary he keeps on his cell phone. But Yukiteru has a secret that nobody knows about...his cellphone can tell the future! Now a vicious game of survival is about to begin among twelve future diaryholders - with the winner crowned god of the new world!

(Source: Viz)

70%

9. Higurashi WHEN THEY CRY: Beyond Midnight Arc

Drama, Horror, Mystery, Psychological

Summer 1983...Hinamizawa is a tranquil village, but its inhabitants have been plagued by strange deaths and unexplained disappearances seemingly every year. Some say it's the terrifying curse of Hinamizawa's legendary deity, Oyashiro-sama, causing victims to be spirited away by monsters, but is this town harboring dark, horrying secrets even more sinister than any supersition or myth?

This chapter is an epilogue of one of the "possible outcomes" of Tsumihoroboshi-hen.
In 2006, twenty-three years after the the terrible Hinamizawa Disaster, five strangers are drawn together to the abandoned mountain village by fate. One of them claims to be Mion Sonozaki, who was supposed to have died in the incident.
One thing seems certain: Oyashiro-sama's curse did not die with the village, and these five are about to be dragged into the supernatural aspects of the "Village of the Dead"
Will they be able to survive the night?

69%

10. Higurashi WHEN THEY CRY: Demon Exposing Arc

Comedy, Drama, Horror, Mystery, Psychological

After moving into the quiet town of Hinamizawa, Maebara Keiichi spends his days blissfully in school often playing games with his local friends. However, appearances can be deceiving. One fateful day, Keiichi stumbles upon news of a murder that had occurred in Hinamizawa. From this point on, horrific events unfold in front of Keiichi, as he soon learns his close friends may not be all that they seem. Based on the amateur mystery game by 7th Expansion, the story is told in a series of different scenarios.

Onisarashi is a manga-only scenario featuring mostly different characters from those in the scenarios from the games with a few exceptions. It focuses on Kimiyoshi Natsumi's family and the happenings after Hinamizawa's great gas disaster.

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