Every good thing in Naoya Kamitani's life comes with a catch: He managed to get into a prestigious university... missing the fine print that he'll be sacrificed to appease dark beings. When he arrives at the school, he immediately runs into a man with all the answers... who never tells him the whole truth. A rather pretty girl wants him all to herself... as her dinner. He gains the favor of the richest, most influential girl in school... and she's a total sadist. He even finds out he has a daughter... who sets fire to everything when she gets excited. Will Naoya come out on top? It's a long road ahead of him..

Collection of Blame-related short stories: • Zeb-Noid A bloody war that spans millenniums. Two soldiers set out to kill each other. An encounter that could change their two species’ fate forever. • Blame Academy! • Blame Academy! - Tokyo and Nara Under One Umbrella • Blame Academy! - Under the Tower of Blooming Sakura • Parcel • Blame! NSE (NSE: Netsphere Engineer) The much-awaited sequel to BLAME! follows a man, called a Dismantler, who is in charge of sub-dividing the nexus towers that incurr Safeguard interference upon its detection of humans without the net terminal genes. Although humans are once again able to reside in the Net sphere, the Safeguard are still a threat. The Dismantler or NSE, or Net sphere engineer, goes on a journey to aid mankind in their survival. • Pump • Blame!² The protagonist is a descendant of Pcell. This story happens a long time after the events of Blame!. This young silicon creature knows well the havoc that Killy brought and decides to move towards the end of the megastructure, to look for him. • Numa no Kami • Winged Armor Suzumega While it’s not explicitly mentioned in the story, it’s believed that Suzumega is at least somewhat related to Abara since it features the Gaunas. - Kotonoha

Sakura Ichiko is a 16-year-old girl who leads a charmed life and is blessed with beauty, brains, wealth, and health. She has an abundance of "happiness energy", which can make people happy, but at the cost of absorbing all the "happiness energy" from her surroundings.

She has caused the energy balance of the world to become unbalanced and because of this, she becomes the target of a poverty god named Momiji. Momiji's goal is to remove Ichiko’s power of absorbing other people’s happiness energy and to return all the energy she has taken to its rightful place. But Ichiko won't take this lying down!

Mizuhara Ritsu loves both the 2D beauties of eroge and elementary school students. Also, his friend Bungo is jealous of how he seems to be surrounded by cute girls--there's his little sister Miri, his tsundere childhood friend Akari, and kuudere Hatori.

One day, Bungo tells Ritsu about an anonymous blogger who writes about the future, and whose vague online self-description seems to match Ritsu. While initially assuming it to be a prank, Ritsu ends up letting his actions be guided by the blog's horoscope-like hints for the upcoming day...

Chapters 1-8 are the Akari arc. Chapter 9 is where the time loops to the beginning. (Hatori arc starts at Chapter 9). Chapter 13 is the Miri arc and consequently the next story reset.

Hayashi Shoutaro is an otaku and a student who sucks at studying, the results showing on every test. And if that wasn't bad enough, he also calls out things like, the one who scores the lowest has to clean the classroom by themselves. In his class, there is a girl he likes, Kanda Yayoi, who always gets top scores and is popular among the whole class.

When he arrives home after cleaning the classroom, he's met by his perverted, otaku sister who has him cross-play (cross-dressing cosplay) to go to an anime merchandise display. There he meets Yayoi, who it turns out is also an otaku, and she falls in love with his cosplay persona...?

In Change 123, we meet Motoko, a girl with a very strange problem. In order to cope with her 3 adoptive fathers' incredibly intensive training methods, she developed multiple personalities, each with a different martial specialty. But what happens if none of them can beat her opponent on their own? And what further nugget of wisdom will be imparted by the great Kamen Raider?

Shik-nam is a student that's obsessed with his grades and studying, so much so that, for him, solving problems and equations can reach erotic levels. Needless to say, his interest in anything other than his studies is near zero.

Then comes a complication. The animal kingdom is furious with what the world has become, so they sent Yegrinna, the dog princess, to punish the sinful humans for dirtying the world by turning them into animals. And out of all the places she appears, it's at our unfortunate protagonist's room.

What awaits Shik-nam and Yegrinna now that their fateful meeting has set into motion plans long since in wait?

A series of unrelated short stories about sisters with brother complexes (and in some cases, the brothers also have sister complexes).

As a child, Kawagoe Haruma eagerly awaited the birth of his little sister. However, his mother had a miscarriage, followed by an operation that left her barren. That Christmas, Haruma made his Christmas wish. It was a wish so innocent and heartfelt that it was accepted instantly, unbeknownst to him.

Many years later, on Christmas morning, college student Haruma is awoken by a woman riding a hovering motorcycle and claiming to be Santa Claus. She throws him a bag, and he opens it to find his new little sister!

Complaining to Santa Claus that he made this wish a long time ago, she tells him that it takes much longer for a sister than it does a toy car. After naming her Choko because of the Anchoko (mini-guidebook) she carries around, they begin their new life as brother and sister in a crazy apartment building filled with interesting neighbors.

Tomoki, a young man with a thing for ecchi stuff, is used to living alone, with his dad traveling all the time. However, he is not prepared for the sudden arrival of his 9-year-old twin sisters, whom he never knew even existed! Toujou Minaho, the big-breasted girl next door, is ready to help out, but these cute little girls are quite a handful.... From Baka-Updates: Kamishiro Tomoki is an Otaku who is studying for college. One day, he received an outrageous "package" from his father: 9 year old blond girls who are his dad's illegitimate children from one of his business trips...... The twins, Selly and Riru are completely spoiled and drives Tomoki crazy. Not only that, the sisters have a "secret" plan to kick out Tomoki and claim the house just for themselves. Will Tomoki manage to make peace with the girls? Read and find out!

20-year-old Minoru Aihara has come to Tokyo to make his dreams of becoming an action manga artist come true. To his amazement, he lands a job as a live-in assistant of his favorite mangaka, Kenji Takakura, who writes a popular fighting manga called "Ultimate Banchou."

Upon arriving at his new workplace, however, he discovers that his idol is not the tough guy he'd always imagined. The truth is, Kenji Takakura is the pen name of Ichiko Sekai, a girl his age who is basically a moe character (she looks and acts like a little kid). After Aihara's obvious disappointment starts them off on the wrong foot, it's going to be tough for him to prove to her that he has what it takes to be a manga artist!

A young boy’s effort, and obstacle, to be a vegetarian werewolf.

Cynthia comes from a family of assassins. She acts as a part-time student who's bald (she only appears that way), and she continuously receives orders from the organization to assassinate people. The story opens with her and two friends going shopping for hair growth solution, when a new mission comes up. Her master, who taught her everything she knew three years back, was hired as the target's bodyguard. The two must fight, but what will the outcome be?

Honey Kisaragi is a normal catholic schoolgirl. That is, until her father was murdered by the Panther Claws who were seeking the Airbourne Elemental Fixation Device. She then finds out that she is actually an android created by him with the Airbourne Elemental Fixation Device within her. She is now trying to live a life as a normal schoolgirl and seeking revenge against Panther Claw.

From Selene Scans:
Ogata Natsuki is the best player on the Kakuchi Junior High Basketball Team. Which is not saying much because they couldn't even get through the 3rd round of the Prefectural Tournament from freshman year until the end of Junior High. For High School, his friends convince him to try out for the Number One High School Basketball team, Fujiwara Academy. So he goes to live with his aunt who runs a hot springs resort to go and try out for the best. Fujiwara Academy.

The thing is... he's small. So people look down on him and he has trouble convincing people he's any good. Through one thing or the other, he ends up with Tachibana Mitsuki watching her school, St Mariannu High go up against Fujiwara Academy in a practice game. But the thing is, St Mariannu is very weak. Weaker than even his former school. Fujiwara is just toying with them and now they don't even want to finish the game. What will happen now? Will Natsuki ever be able to achieve his dreams of being High School Basketball's Number 1? And will it be with Fujiwara?

Detroit Metal City is about a death metal band that has gained immense popularity in the indie scene.
The main character is a push-over, Negishi Souichi, who is trying to make a living in the music world, but he didn't imagine in his wildest dreams that it would be in such a band. Read and see what hilarious situations he gets himself into.

From J-Wiki:
Takashi is reunited with a childhood friend he has not seen in 13 years named Miriko. Miriko, while thought to be missing, became the queen of an alien planet and leader of a strange army corp. To keep a childhood promise, Miriko sets out to take over the world with Takashi. However, Takashi has no desire to do this, so Takashi must stop Miriko's wild behaviors.

Manga version of the same-name anime. Enma-kun (a flame-based boy) along with Chapeauji (a demon with the form of a hat), Yukiko-hime (an ice-based girl) and Kapaeru (a Kappa) form the demon-hunting squad sent by Enma-Daio, the ruler of Hell, in order to capture escaped demons. With the help of the human boy Tsutomu, the Yokai Patrol fights the demons they encounter to stop them from causing mischief.

From: Easy Going Scans

General Tokugawa was given 13 sacred swords to bring peace to Japan. However just when Tokugawa started a new dynasty, he was assassinated by his 12 commanders, aka masters of the 12 sacred swords. The last one, Crimson Firebird, was given to Dohran, Tokugawa's naive son . Many years have passed and now, under the cover of a travelling performer, Dohran is seeking revenge and also to bring back the smile in the faces of people.

Japan in the future has a massive over-population problem. Scientists have traced the root of this problem to one particular individual, Junta Monamari. According to their records, Junta was a "Mega-Playboy" who had sired children with over a hundred women. Each one of his sons had inherited the Mega-Playboy gene too, so the problem grew exponentially from thereon. Enter Karin Aoi, a "DNA Operator". Karin is sent back to the past with a mission: to alter Junta's DNA and prevent him from ever becoming the Mega-Playboy, thereby eliminating the world's overpopulation problem. Junta's DNA can only be altered by shooting him with a special bullet called DCM which contains the chemical for suppressing the Mega-Playboy DNA. In return, Karin gets a vast sum of money... enough to make all her dreams come true. Will Junta become the playboy he is destined to be, or will his better self prevail? But Karin is falling for the real Junta too... and what of the sweet and kindly Ami who has secretly loved Junta all her life? What will happen to future Japan?