In this story, Nagai gets his folklore on with every chapter containing a lot on Buddhist lore or Japanese folklore. The prologue introduces us to Heaven, Incorporated, a company with a particular staff that hunts down all sorts of supernatural monsters and protects humanity from them.

From MangaHelpers: Yuto works for a magazine company known as "Kadokawa". His current project revolves around a mysterious phenomenon occurring inside the city. Someone or something has been placing stickers of a sumo wrestler's face all around the city in various places. No one knows who is placing the stickers or what their objective may be, but these stickers have been showing up in places for a while now. Yuto now needs the help of an appraiser to solve this mystery. Searching through the web, he finds an appraiser known as the "Appraiser Q". Her name is Rinda Riko, and she has the ability to appraise anything (or anyone) and solve any mystery thrown her way. [DrCoke]

2050, Tokyo. The sixteen year old, special gifted police detective Kyouko Karasuma works for a special devision in the Asakusa Police Department. Her rather abnormal cases involve: she's fighting against Oni, Tengu and other monsters from the Asian myths and legends. The modern art by the character designer of Speed Grapher works very good with the action-heavy story line and the overall art improves with each volume. -Bakaupdates

A manga adaptation of the Yuukoku no Moriarty light novels.

Susannah is an editor. During a party at a book fair, she sees a portrait of a woman who is wearing the same red necklace as her. Intrigued, Susannah steps closer to the painting, only to be engulfed by a mysterious light that transports her 100 years back in time! To make matters worse, Kane Wilder, CEO of an IT company, who is convinced Susannah is his brother's mistress, accidentally travels with her!

Over the course of a hundred years, Rika relived her brutal murder over and over again through countless fragments before finding the world where she could live in peace. But even without the threat of certain death hanging over her head, this world is fraught with dangers. When she's in a terrible accident, Rika wakes up to find herself in the nurse's office--however she's not in her peaceful new world, but rather in an alternate June 1983! Rika is desperate to find a way back to her ideal fragment, but it may require her to do something drastic… The story of Higurashi no Naku Koro ni is divided into a total of eight chapters: four "Question" arcs and four "Answer" arcs. Each chapter keeps the same main characters, but ends in a different way. However, each chapter gives valuable answers, hints, and clues to the previous one, while at the same time bringing forth even more mysteries. The question arcs are: 1. Higurashi no Naku Koro ni - Onikakushi-hen 2. Higurashi no Naku Koro ni - Watanagashi-hen 3. Higurashi no Naku Koro ni - Tatarigoroshi-hen 4. Higurashi no Naku Koro ni - Himatsubushi-hen The answer arcs are: 5. Higurashi no Naku Koro ni Kai - Meakashi-hen 6. Higurashi no Naku Koro ni Kai - Tsumihoroboshi-hen 7. Higurashi no Naku Koro ni Kai - Minagoroshi-hen 8. Higurashi no Naku Koro ni Kai - Matsuribayashi-hen The side story arcs are: Higurashi no Naku Koro ni - Onisarashi-hen Higurashi no Naku Koro ni - Yoigoshi-hen Higurashi no Naku Koro ni Kai - Utsutsukowashi-hen Higurashi no Naku Koro ni - Hirukowashi-hen Higurashi no Naku Koro ni - Kokoroiyashi-hen Higurashi no Naku Koro ni - Kataribanashi-hen Higurashi no Naku Koro ni Rei - Saikoroshi-hen Higurashi no Naku Koro ni Jan

"The plot ... takes place in a small town made up of many hills and slopes where Nishiki, a high-school girl, has taken on the title of a Sukuiya ("rescuer") trying to do her best to help grade-schooler, Akari."

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Undercover investigator Matsuzawa Tomoya has a blood-stained past and hidden abilities. His new suspect, Kiryuu Yuuki, is one who looks exactly the same as the bloody man who has been in Matsuzawa Tomoya's mind for the past 15 years.

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From Iskultrip Scans: Uemura Takitarou is a Genius Cosplayer who can change himself from head to toe. One day, he finds his only friend, Asami Kusaka, killed by the Night Blindness Man, a serial murderer who gouges out the eyes of his victims. Tominaga Hana, a model, discovers his talent and recruits him for the company, UC, an office that solves mysteries and crimes by manipulating rumors/urban legends. Can Uemura track down the person who killed Kusaka?

James Block is a former sports star whose criminal endeavors landed him in jail. In prison he meets "Dr. F", a strange old man who tells James about a beam that can turn living things invisible. After escaping from prison, James finds and uses the laser on himself. But, because the beam has not been perfected yet, it only rendered his skin invisible, leaving his insides visible to the outside. Angered at his disfigurement, James takes the name "Alabaster" and begins eliminating the hypocrites and the boastful. He is joined by Ami Ozawa, the granddaughter of "Doctor F", who was rendered invisible after the doctor used his pregnant daughter as an "F Beam" test subject. On their trail is Rock, a vicious FBI agent.

[From Storm in Heaven]: Possessing extraordinary detective skills and even helping out at the police department can't be normal, and anyone who knows Uryuu Nanao knows that she's different from the rest. It is this distinctiveness that draws both Karasuma Nozomi and Sakuragawa Nozomi to her despite Nanao's attempts to distance herself from them both. However, a series of murders take place and Nanao is forced to enlist their help in order to unravel the truth behind her father's murder. Just who is the real mastermind behind the ongoing murders and why are they targeting Nanao? And what is the secret left behind by Nanao's father?

As Bai Xi investigates a dark organisation called “The Animals”, wishing to take revenge upon his mother’s murderer, he finds himself stumbling upon more than what he bargained for. Superhumans, human experiments, and special drugs are all within arms reach. What are they up to, and where does his sister fit into all of this? Also, did we mention he has super regenerative abilities!

After her normal, happy life shatters, Tokiko and her father move to a small seaside town to live with her grandmother as sixth grade starts. There, the sound of the waves brings back a distant memory from when she visited seven years ago, a memory of almost drowning in the sea and being saved by a merman. Are there really mermaids in that sea? Tokiko adjusts to her new life in the small town as she holds out hope of once more meeting the merman who saved her.

Ten years ago, there was an explosion at Hisano's apartment building. She would have been there, but she'd been hit by a bike ridden by a boy in blood-stained clothes. He dropped a toy scale when it happened, and she's been hanging on to it as a good-luck charm ever since. Now Hisano's in high school. One of her teachers was murdered, and the police are investigating. A young man suddenly appears carrying the toy that scale belonged to. And perhaps... can he also see the hallucinations Hisano has always been plagued with? Everything is connected as the pattern slowly rises to the surface.

A dark chronicle of intrigue and betrayal set in the royal palace of a crumbling kingdom. A chronicle that will make you laugh the second before dropping you into a pit of despair. A chronicle without pretense, a strike straight to the heart.

A collection of one-shots publlished between 2007-2008 published on various magazines and the Nisekoi pilot chapter: 1. Island (2007, Akamaru Jump) For the last 400 years, an island has been completely surrounded by walls, isolated from the rest of the world. Aira and Marue have always dreamed of voyaging outside the walls, where lies a devastating truth unbeknownst to them. 2. Koi no Kami-sama (2007, Weekly Shonen Jump) Tsuchibe Taichi, a boy who loves shoujo manga and believes in love above all else, ironically has the worst luck in love. His latest attempt in love is at the new transfer student, but a strange otherworldly force seems to be repelling him from her. 3. Williams (2007, Weekly Shonen Jump) William is a young boy who idolizes Aradoff, a character from a popular novel which told Aradoff's adventures, and always dreams of having a grand adventure on his own. William's meeting with the novel author finally puts him on an adventure to prove that the novel is not merely a fiction. 4. Personant (2008, Jump SQ) In the year 3333, everyone wears personants, technologically advanced masks, to maintain equality and peace, because they eliminate the "differences" in people that lead to discrimination and conflict. It has been 100 years since the government implemented this "personant system," so society has adapted. Yet one man exists as the only one in the world without a personant: the wanted criminal Damore! 5. Apple (2008, Young Magazine) The main character (the blond ponytailed guy - yeah, guy) is Aramiya Satoshi, whose main ability is shape-shifting into any animal... though at some point he has plants growing out of him, so he is able shape-shift into any living thing. I'm not sure if he was naturally born that way or if he was a biological experiment. Anyway, he's a pretty easy-going guy who just wants to be left alone to enjoy his solitary life in the middle of a junkyard, but apparently some army or another is always after him because of his ability. Luckily, he is able to fight off entire tank battalions before breakfast.

Ririko lost her parents and siblings in a mysterious incident where details remain in the shadows. Before Ririko moves to her new home in Kaminoshiro, a detective gives her a letter that her father wrote before his death, which contained a card with a black and white checkered pattern on it. At her new school, Ririko becomes friends with Maya and has some interest in a male student named Shirou. She questions about the black clock tower that stands in the center of the town, but no one bothers to answer the question. Her new life in her new home seemed all as well until one day Maya calls Ririko out and takes out the same checkered card that Ririko was given to her and she summons some unknown creature! As Ririko is in confusion as to what's going on, Shirou appears and says "Not another one....." What's going on around here?

When Aoko was four, a meteorite struck her town. It then rained for twenty days straight, and the crater became what’s now known as the Twenty Day Lake. Two decades later, Aoko can’t remember the day the meteorite fell, or anything of her life in the town beforehand. And so she dives deep into the lake, searching for that something in her memories that she can’t let go of…

Some staircases are not meant to be traipsed upon.

From Project Bite Me! Scanlations: The creator of Baoh and Jojo's Bizarre Adventure presents a manga about magic and mysteries! You'll meet him at 13:13 pm, on Friday the 13th. He'll do an uncanny intro where he plays a trick on you! And wherever he goes, trouble seems to always follows. Who is this person that creates such incidents? None other than Cool Shock BT!

From Nagareboshi Manga: Sachi has always been known for her gorgeous amber-colored hair that she inherited from her mother. She has a happy enough life, except for the fact that her mother is dead, which she keeps a secret. One day, she is approached by a classmate who seems to know all her family's secrets, and is forced into his "Money Game".

From Shoujo Crusade: Rumors have been going around about certain killings in a certain place. One night, Mito wanders into this certain place and encounters two suspicious people who speak of demons who come out at night. The next day in school, she discovers the two of them has transferred into her school and class! Will she get caught up in what looks like shady business that happens after dark!?