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.

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?

A certain boy decides to summon a demon to help him with the search of his beloved...

Sengoku Akira and his classmates are travelling on a plane when it crashes onto an island inhabited by species thought to have been extinct. The situation becomes increasingly desperate as some of Akira's classmates are eaten alive, while some kill others in desperation. Now Akira and a few other survivors are trying to survive what seems to be a horrible nightmare.

Roa Coatl is on a mission. He must find the descendant of Quetzalcoatl to make her his wife and continue his great race of dragons for 'that day'. However, with no knowledge about love and having no interest in women, will he be able to accomplish his task in the human world?

An RPG-ish gag manga about a half-dragon-half-human girl whose love for a popular idol/dragon-slayer leads her on a quest to find a potion that will make her fully human. Which of course leads her and her friends in a quest to defeat the terrible Demon Lord Azatodeth.

To cure his persistent virginity, Yuuto Mutsura joins his friend Naota in a trip to Aqua Eden, the "City-by-the-Sea", where brothels are allowed. Before he has a chance to become man, he is separated from his friend and accidentally turned into a vampire! Now forbidden to leave the city and forced to participate in a Public Morals task force with several beauties, how will Yuuto handle this new life?

A planet-threatening space disease, the "demon flu", has infected an inhabitant of Earth, and a space doctor is needed! The Space Medical Bureau has chosen Dr. Rurru for the job, but -- unfortunately for Minao Hitoharu, the infected patient -- she has a tendency to mishear and misspeak (with a mind towards ecchi) to comical effect.

Features Illya as a main character where she's living an alternate life as a school girl. However, she is chosen by the Magical Stick Ruby and is involved in a quarrel between Rin (Kaleido Ruby) and Luvia (Kaleido Sapphire).

Just before entering the university, Yanagiba Masahiko's father died in a car accident. His mother died when he was four, which makes him now really an orphan. But even before the death of his father, he didn't have a family life, as his father was always busy or abroad.

When his mother's younger brother and his wife decide to invite him to live with their family, his life takes a turn. But it is not going to be the normal family life he is imagining for himself. What is the "terrible" secret that led his parents to break the bonds with his aunt and uncle? What could be the true nature of his cousin, Shion? And last but not least, will this "terrible" secret eventually get Yanagiba, too?

Onizaki Teppei is a high-school freshman who just wants to live a plain student life, but his world is rudely shaken by a mysterious girl, Mitogawa Enma, who declares her intent to find a husband at the school!