Top 10 Mystery Anime of 2017
1. Owarimonogatari Second Season
Final season of the Monogatari Series, part 4/5. Contains the arcs Mayoi Hell, Hitagi Rendezvous, and Ougi Dark from the Owarimonogatari light novels.
"That is—the end of your youth." On the morning of the appointed day of the college entrance examinations, Koyomi Araragi headed towards North Shirahebi Shrine. What awaits him there with an unexpected smiling face is the slice of the sword that marks the final decisive battle—All of the "stories" now meet their resolution!
(Source: Bakemonogatari Wiki)
2. Kizumonogatari Part 3: Reiketsu
First season of the Monogatari Series, part 4/6. Contains the arc Koyomi Vamp from the Kizumonogatari light novel.
3. Made in Abyss
The "Abyss" is the last unexplored place in the world. Strange and wonderful creatures roam within, and it is full of precious relics that present humans can't recreate. Those that dare to explore the depths are known as "Cave Raiders." An orphan girl named Riko lives on the rim. Her dream is to become a Cave Raider like her mother and solve the mysteries of the cave system. One day, Riko starts exploring the caves and discovers a robot who resembles a human boy.
(Source: ANN, edited)
4. Land of the Lustrous
In the distant future, a new life form called Houseki (gems) are born. The 28 Houseki must fight against the moon dwellers who want to attack them and turn them into decorations, thus each gem is assigned a role such as a fighter or a medic. Though he hopes to fight the moon dwellers, Phos is a gem who is given no assignment until the gems' master Adamantine asks him to edit a natural history encyclopedia.
5. Attack on Titan Season 2
The second season of Shingeki no Kyojin.
Eren Jaeger swore to wipe out every last Titan, but in a battle for his life he wound up becoming the thing he hates most. With his new powers, he fights for humanity's freedom facing the monsters that threaten his home. After a bittersweet victory against the Female Titan, Eren finds no time to rest—a horde of Titans is approaching Wall Rose and the battle for humanity continues!
6. Attack on Titan: Lost Girls
A three-part OVA adapting the "Shingeki no Kyojin: Lost Girls" spinoff novel that will be bundled with the 24th, 25th and 26th limited edition volumes of the manga.
7. Bungou Stray Dogs OVA
Bundled with the 13th volume of the Bungou Stray Dogs manga.
8. Case Closed Movie 21: Crimson Love Letter
The film will be a love story set in Osaka, and it will feature Heiji Hattori and Kazuha Toyama. The visual shows Momiji Ōoka, a high school karuta champion who refers to Heiji as her future husband and is a romantic rival for Kazuha. She appears in the manga for the first time in the 91st compiled volume, which shipped on December 16 in Japan, and this will be her first anime appearance.
Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. It's not athletic prowess or book smarts that keep you ahead. It's reading your opponent. What better way to hone those skills than with a rigorous curriculum of gambling? Here, the winners live like kings, and the losers are put through the wringer.
(Source: Yen Press)
10. Kishibe Rohan wa Ugokanai
An OAD that will be distributed to customers who buy all 13 DVD or Blu-ray Disc volumes of the JoJo's Bizarre Adventure: Diamond Is Unbreakable anime.
Adapts Fugou Mura, Zangeshitsu, The Run and Mutsukabezaka.