Yukinari Sasaki is an average high school boy who has gynophobia (female-phobia)...and an allergic reaction when girls touch him. One day, he falls through his tub to a bath to an alien planet called “Siren” where the population is 90% female. There he meets the sweet Miharu, who he can touch without breaking out into a rash! When the pair returns to earth, they’re joined by a wacky collection of friends and enemies who make every day one of laughter, life lessons, and fan service!

http://comic.naver.com/webtoon/detail.nhn?titleId=395444&no=1&weekday=sun

From Taciturnity Scans:

Ever since the day Ran Kurono's older brother, was killed while protecting Sei Ohtori, she has dedicated her skills and life to one day becoming the First Knight of the next head of the Ohtori family, even concealing the fact that she's a woman forever. For generations the Kurono family has served the Ohtori family as their First Knight, but 11 other lower knights with ill intentions of using the Ohtori family's authority vie for that title. Not only that, but Sei is being tested to see if she is suitable for having the title of head of the family. Upon entering Saint Locks Academy, the days of both Ran and Sei's trials begin, all the while being helped by Sei's untidy and unrefined fiance, Ibara Tennou.

OneshotFrom saladesu:A strange bunch of supernatural beings have moved in next door to Hanazawa Meoto. They call themselves "Godland Company," and they're gods/spirits/demons who perform odd jobs to help other supernatural beings like themselves when they get into any trouble with humans. There's little Kuroto the Karasu Tengu, Mia Blutheim the vampire, Neruru Hearteater the succubus, Shadric Kagel the shadow earl, and the mysterious Haizono. How will Meoto react to her new neighbours?

A short side story happens during the 8 years time skip of the original Ultimate! Hentai Kamen

It is the manga Umezawa made before his very succesful follow-up BOY and which tells of the adventures of Hibino, delinquent son of God. God gets enough of his son's behaviour and sends him down to earth to better his life and test him. The outcome of this will determine the future of the world, because God won't have his son succeeding him if he doesn't better his life and will end humanity if Hibino fails.

From Eternal Blue:

Basically, this manga follows Hibino Hareluya as he tries to "conquer the world" by dealing with the everyday punks on the street. Always ready to fight and always winning his fights, he just finds himself in more and more trouble. Along the way he surrounds himself with friends who are all very strong in their own unique way.

Once, there were two worlds that existed on this earth. In the sky where the deities lived was the Senninkai. On the ground where, of course, the people lived was Ningenkai. In the novel adaptation by Ryu Fujisaki, Houshin Engi follows Taikoubou on his mission to rid the Ningenkai of the evil immortals that have resided there. This colorful historically set manga keeps the reader on their feet and loving every minute of the in-depth characters and exciting adventures

[From AnimeWaves]:

Saruno runs a bodyguard service company with his assistant, but they hardly have any jobs. One day, a fateful encounter with a girl called Meruo started a whole series of interesting adventures.

With 18th century Paris as the stage, in the age of automates, the city is attacked and put under siege by a maniacal Count and his giant automate. It's up to Jeep to take up her family's destiny and call upon the support of her imprisoned uncle to defeat the wicked Count before he destroys Paris and its people!

By night, junior high student Yoshimori Sumimura is a "kekkaishi"--a demon-hunter who specializes in creating magical barriers around his prey. By day, Yoshimori's got some other demons to battle: an addiction to sweets and a seriously crotchety grandfather! Yoshimori's pretty 16-year-old neighbor and childhood friend, Tokine Yukimura, is also a kekkaishi, but their families are feuding over who is the true practitioner of the art.

Won the 52nd Shogakukan Manga Award in the Shounen category.

The pilot for Kekkai Sensen.

Kannagi Ayano and Yagami Kazuma are asked to suppress an evil spirit that resides in the home of a collector of paintings. However, the original painting in which the spirit was sealed has been unsealed...!

Fuuma Kotaro, a ninja, is a Kagemusha (body double) for Houjou Ageha, a princess. He masquerades as her when they go to school.

Kaede, the heiress of the Kisaragi ninja clan has decided to run out on her arranged marriage, and take matters into her own hands. Searching for a companion on her own, she meets the most unlikeliest of guys; a total weakling. However she is soon intrigued by his courage, and chivalry. Can love blossom between these two kids from completely different worlds?

From Yen Press:

Legend speaks of seven heroes, each one bearing the power of one of the stars of the Big Dipper. Two of these stars are constantly in conflict, destined to battle and throw the world into chaos… Not that Taitou has ever paid much attention to old stories. Headstrong and defiant, he is the last in his village to complete his coming-of-age ceremony — a fact his sister Laila incessantly teases him about. When he is finally deemed worthy, he is presented with the Kenkaranbu, an ancient sword that can only be drawn by a true hero. As the frustrated Taitou struggles to unsheathe the sword, a mysterious thief appears, making off with the blade and citing the legend of the Big Dipper. The stars have been set in motion, as Taitou sets off after the Kenkaranbu and the truth of his own destiny…Hiromu Arakawa, creator of Fullmetal Alchemist, brings the legend to life!

From Iskultrip:
Kaho is being bullied by another girl. One day, while walking to somewhere, she is approached by a man with a goat's head...?

From Tinte:
Suh Hyun-bin grew up under the cruel hand of street gangsters, but after her little brother dies, Hyun-bin runs away and is taken in by a rich family to be trained to become a bodyguard. However, she must hide that she is female, and pose as a man. And so, for eight years, she grows up as a cold, male, bodyguard. It looks like she'll be this way forever--until a fateful encounter with Lee Yun-ha shakes her very foundations, and leaves her conflicting with herself, as her feelings of love clash against her feelings of duty.

From Project Kurai Ryu:
Young Kai has been passionately idolizing Ginta ever since his heroic battle in the War Games of six years ago. Since then, ARMs have become a common thing, Guardians especially! Kai himself doesn't have one though, and dreams big of being able to get an ARM like Ginta's! When his caretaker, the old ARM-smith that took him in after his parents' deaths, sends him out on an errand, he is attacked by a bandit from "chess"! In his escape attempt, he finds more than he bargained for when he comes across Babbo! But, now with Babbo's awakening, the fake ARMs are going out of control! Is it Kai's turn to save MARHeaven following in his hero's footsteps?

Akira Kongou is looking to take down the "23 district project" which involves "banchou" from 23 districts of Tokyo fighting for the right to control Japan. Without meaning to, he becomes a participant with the alias Kongou Banchou and must take down other banchou while searching for the leaders of the project.