Best Mystery Manga of 2007

Naive boy Nai has been looking for someone important to him, with only an old bracelet and the name "Karoku" as his clues to their whereabouts. Along the way, he becomes ensnared by a monstrous woman hellbent on keeping him as a pet. But soon, he is saved by a clever and crafty thief named Gareki, who has broken into the woman's house to loot it. The two find themselves labeled as wanted criminals and end up entangled in the affairs of "Circus"—the country's most powerful defense organization. Circus is responsible for protecting the nation's citizens from entities known as "varuga"—monsters who consume human flesh—as well as uncovering the operations of a mysterious organization called Kafka. Circus has taken an interest in Nai upon learning that the bracelet he possessed turns out to be an old Circus ID. While Nai decides to stay in Circus' care, Gareki struggles to find his place aboard the ship. As their search for Karoku deepens, the pair encounter more dangerous varuga who all seem to gravitate toward Nai.

Every year, the Ushiromiya family attends a gathering held by the eccentric family head, Kinzou, on the island of Rokkenjima. As his health is failing, most of the family believe he doesn't have much time left. So as a typhoon rages on outside, so too does the storm in their hearts as they squabble amongst themselves over the inheritance and the claim of being Kinzou's rightful heir. Battler, Kinzou's grandson, has returned to Rokkenjima after a six year absence, expecting the gathering to go smoothly. However, his eccentric grandfather has other plans; he enacts a bizarre game, challenging everyone to find his hidden gold. The one who finds it also receives the most coveted reward of all: the leadership of the family. However, their game is beset with violence and murder when the participants are used as "sacrifices" to revive the Millennial Witch of Rokkenjima, Beatrice. Ever the skeptic, Battler doesn't believe in the occult. But when so many around him turn up dead, he is forced to question whether it was the work of magic or the machinations of someone among them.

Nothing ever happens in the village of Sotoba. In fact, it is viewed as nothing more than a hick town by its most outgoing and fashionable resident, Megumi Shimizu. She wants nothing more than to live in the city, far away from the villagers and their outdated ways of thinking. So when a new European-style house is built on a hill in the village, Megumi believes its residents must be cultured and refined, so she decides to pay them a visit. However, Megumi doesn't return home that night. After a grueling search, she is found the next day, weak and anemic, with strange bite marks on her. But Megumi is just the first victim in what will soon become an epidemic in Sotoba as the bodies start piling up. The village doctor Toshio Ozaki, along with the priest Seishin Muroi, the loner Natsuno Yuuki, and the Tanaka siblings Kaori and Akira, begin investigating the strange deaths. But the answer to their predicament may be more than any of them can handle, for soon the dead could outnumber the living.

L Change the WorLd is a sequel to the Death Note movie based on the popular anime. This movie is entirely dedicated to L, and his last 23 days on Earth after having caught Kira. This is a novel version of that movie and contains many events that do not take place in the film.

The story is about a man who is a medicine seller. He hunts mononoke (demons) and kills them by using a sword. However, before unsheathing his sword he first needs to learn of the form (katachi), the truth behind the human tragedies (makoto) and the reason behind the evils (kotowari) that gave birth to it before killing the demon.

Ukai Zero saves three troubled teens from a Suicide Website, and together chooses to work as 'Robin Hoods' of society. However, one of Zero's friends are caught by an organization he got in trouble with, and Zero is forced to enter a gambling competition hosted by a rich, rotten old man who is looking for talented gamblers to be his rep player. The reward money? ONE TRILLION YEN.

Based on the novel by Kaminaga Manabu. Shinrei Tantei Yakumo (Psychic Detective Yakumo) tells a story about a college student, Saitou Yakumo, who was born with different eye colors. His red left eye gave him the special ability to see ghosts and spirits. He believes ghosts and spirits are bound to earth because of a certain 'cause' and simply by eliminating that 'cause', those spirits will rest in peace. Being asked for help by Ozawa Haruka, together they began the investigation.Included one-shot: Volume 1: Mail x Tomodachi

Andou is a high-schooler who possesses the ability to force others to vocalize his thoughts—an ability similar to ventriloquism. Inukai is young man shrouded in mystery who commands the vigilante group, Grass Hopper, which appeared in a city shaken by the downtown restoration program. This is a tale of courage, resolution… and confrontation; this is a depiction of the two boys' encounter.

Narumi is an assistant to detective Alice, a NEET teenage girl who stays in her pajamas and operates within her bedroom. She uses her vast network of people and the internet to solve cases. Will Alice be able to solve them in her PJs?

After recently moving to the rural village called Hinamizawa, Maebara Keiichi joins a club and makes new friends. He soon learns about the village's dark secret, Oyashiro-sama's curse, where one person dies, and one person disappears every year, and he also learns that his friends might be behind it...

By this chapter, the reader should have an overall idea of how life in Hinamizawa is like. Once again, this chapter begins innocently, with the Watanagashi Festival again marking the start of the sinister events in Hinamizawa. An ancient curse strikes, and a pair of sisters are not what they seem. Shion Sonozaki makes her first appearance in this chapter, while Mion Sonozaki is portrayed as the villain.

In Tatarigoroshi-hen, Keiichi and Satoko develop a brother-sister relationship so when Satoko's abusive uncle returns to Hinamizawa, Keiichi attempts to help Satoko with drastic measures. However, as more and more people die, it is clear he is not the only one involved. This time, the spotlight shines on Satoko Houjou as being the "victim". Keiichi Maebara's passion to protect Satoko turns him into an unknowing villain in this chapter.