Top 10 Mystery Anime of 2015
1. MUSHI-SHI: Suzu no Shizuku
The anime adaptation of the final Mushishi manga arc. Ginko stumbles upon a young girl in a mountain with branches and leaves growing out of her body. He later realises that she is the lord of that mountain but finds it strange that a human like her was chosen as the lord. He later meets her older brother who has continued to search for her ever since she disappeared while she was accompanying him on a stormy day. The story is about that girl, Kaya, and how she is torn between continuing her duty as a mushi lord and returning back to her loving human family.
Final season of the Monogatari Series, part 3/5. Contains the arcs Ougi Formula, Sodachi Riddle, and Sodachi Lost from the Owarimonogatari light novels.
A peculiar transfer student named Ougi Oshino has arrived at Naoetsu Private High School. She is quickly introduced to senior Koyomi Araragi by their mutual friend Kanbaru Suruga, in hopes of receiving advice about a bizarre discovery. After examining the school's layout, Ougi notices that a classroom has appeared in a previously empty area—a place that should not exist. Unsure if this is the work of an apparition, Araragi and Ougi attempt to unravel the truth. But Araragi soon learns that the room holds the memory of a life-changing event he had long since forgotten.
(Source: MAL Rewrite)
3. Death Parade
"Welcome to Quindecim" What greets two unsuspecting guests is a strange bar, Quindecim, and the white-haired bartender, Decim. "From here you two shall begin a battle where your lives hang in the balance," he says to introduce the Death Game. Before long the guests' true natures become apparent. As a matter of course, at the game's end Decim is revealed to be the "arbiter." Decim's judgement on the two guests is...
4. Durarara!! X2
“6 Months Later…We haven’t changed at all… or it seems….” Half a year after the turmoil that rocked the entire city of Ikebukuro— Peace has once again returned to the city and people are living each day normally. The high school students enjoy their days of youth as the strongest and most dangerous man of Ikebukuro works diligently. The informant plots a new scheme and the headless rider is pursued by the cops as she rides through the night…But soon this normal will be cut short by the abnormal. Slowly but surely, the unknown will seize the city and face an all new storm.
5. Durarara!! X2 The Second Arc
The second part of Durarara!!x2.
6. Yamada and the Seven Witches
Ryu Yamada is a second year student at Suzaku High. Ryu is always late for school, naps in class and gets abysmal grades. His life is a dead bore. The beautiful Urara Shiraishi, on the other hand, is Suzaku High's brightest student. One day, without explanation, their bodies are swapped! Ryu ends up in Urara's body, and Urara in Ryu's.
The story revolves around four girls who decide to stay over at school: the energetic Yuki Takeya, the shovel-loving Kurumi Ebisuzawa, the center of the group Yuuri Wakasa, who brings everyone together, and Megumi Sakura, the spacey school adviser. However, through mysterious circumstances, the girls find themselves the final survivors in a zombie attack, and continue to live at the school.
8. Case Closed Movie 19: Sunflowers of Inferno
Conan tries to track down Kaito Kid, who supposedly steals a replica of one of Van Gogh's Sunflowers paintings during an auction. (Source: ANN)
9. Durarara!! X2 The Second Arc: Onoroke Chakapoko
An extra episode airing at theatres which depicts the shocking incident that occurs during Celty and Shinra's romantic trip together.
10. Rokka -Braves of the Six Flowers-
When the Majin awoke from the depths of darkness, the deity of fate chose six heroes and bequeathed them with the power to save the world. Adlet, a boy who proclaims himself the strongest on Earth, was selected among the Rokka no Yuusha (Heroes of the Six Flowers), and he goes to the rendezvous point — but seven have gathered there. The heroes suspect that someone among the seven is the enemy, and the initial suspicion falls on Adlet.