Ecchi

Ai Roborovski is the "ultimate erotic robotic weapon" tasked with ushering in world peace. She has a durable, super strong yet feminine body that can take down a speeding truck and her "ero apparatus" makes her useful for all kinds of situations. Her creator leaves Ai with his highschool-age son Yuuki to prove to his colleagues that the robot is useful, but Yuuki only wants a normal high school life and the courage to confess to his crush, Hikari. Regardless of what Yuuki wants, Ai is going to live with him from now on and she's relying on Yuuki to help her explore the limits of perversion.

Hiroyuki Shioya is high school student and fanatic about sports medicine. He's decided he's destined to become the best sports medicine doctor in all of Japan and to do that, he latches on to athletes in trouble to help analyze their issues and better their performance.

Meet Eikichi Onizuka, a 22-year old college karate champ and ex-biker. He's crude, foul-mouthed, and has a hair-trigger temper. Just the sort of guy you'd expect to see going back to school ... to become a teacher!

Alex and Sandy are two normal guys just trying to get through college—until their troublemaking hamster, Echiboo, gets them thrown out of their dorm. With nowhere else to turn, the boys move into an anime clubhouse where five crazed yaoi fangirls call the shots! Elle's obsessively high-strung, Nina's too laid back for her own good, Jessica's a total tease, Maria's a shy and reserved bookworm, and Morgan's just plain bonkers! Toss 'em all together and you've got a harem comedy that's truly like none other!

In a city so over-indulgent and careless, reveling in food and sex and completely unaware of the epidemic of parasites, it's no wonder so many people are infected. Dr. Suzune Arizono isn't exactly a normal doctor. For one, she's actually a veterinarian- but her specialty is parasites, and when those parasites make a habit of nesting inside human genitalia and overriding their senses with lust, her job is bound to get more than a little messy! As the spunky and beautiful heroine of this sexy sci-fi mystery, Suzune searches for infected victims to stop the parasites from driving their hosts literally crazy with lust. However, despite her desire to help people, her reasons aren't completely selfless. The parasites are Suzune's only link to her missing father, but will following these wet and slimy clues really lead her to his whereabouts, or is this voluptuous vet in over her head?

In this story, our heroine Shinobu is a female ninja in training. The only trouble is, she seems more interested in hanging out with her friend Kaede, and the fact that her ninja Master is a round yellow thing(?) that pretends to be hawk isn't helping. Come join the world of Shinobuden where each chapter is an adventure jammed packed with antics, parodies and laughs.

Ryo Saeba is a "sweeper" in the city of Tokyo. His works as a trouble shooter, cleaning the streets of vermin, and helping out desperate people. Sometimes he's a bodyguard, sometimes he's an assassin, whatever Ryo does he does it well. In fact his only flaw is his hormones - he loves the ladies and sometimes turns into an idiot when he's near them. Thankfully he's got people like his partner Kaori Makimura to keep him in check.

Haunted by the untimely deaths of his mother, little sister, and a childhood friend, listless high schooler Haruomi Io has trouble engaging with anything or anyone. Of course, that doesn't mean others have trouble engaging with him-a fact he discovers to his dismay when he finds himself the target of a trigger-happy group calling themselves the "Seventh Gospel Organization." Having newfound enemies may be rough, but Haruomi's unexpected ally in the form of a demoness calling herself Zilch may turn out to be even more of a handful ... Still, there's something to be said for a dose of the supernatural (and more than a few buxom girls) when it comes to casting off the doldrums!

The Diclonius, a mutated homo sapien that is said to be selected by God and will eventually become the destruction of mankind, possesses two horns in their heads, and has a "sixth sense" which gives it telekinetic abilities. Due to this dangerous power, they have been captured and isolated in laboratories by the government. Lucy, a young and psychotic Diclonius, manages to break free of her confines and brutally murder most of the guards in the laboratory, only to get shot in the head as she makes her escape. She survives and manages to drift along to a beach, where two teenagers named Kouta and Yuka discovers her. Having lost her memories, she was named after the only thing that she can now say, "Nyuu," and the two allow her to stay at Kouta's home. However, it appears that the evil "Lucy" is not dead just yet...

After guiding the infamous Tokyo Kissho Academy through a crash-course of his unique brand of life-lessons, a battered and bruised Eikichi Onizuka takes a well-deserved trip to his hometown of sorts, a typically quiet surfers paradise called Shonan. Unfortunately, with child neglect and abuse becoming a global phenomenon the self-proclaimed GTO (Great Teacher Onizuka) quickly finds himself back in the saddle for what he hopes is a painless two-week long field trip with some teens in need. And while Onizuka's curriculum may not rely on the reading, writing and arithmetic that is common in most classrooms, he has more than a few good lessons in personal development, fisticuffs and fun to teach a new generation of trouble teens.

Average human teenager Tsukune accidentally enrolls at a boarding school for monsters--no, not jocks and popular kids, but bona fide werewolves, witches and unnameables out of his wildest nightmares! On the plus side, all the girls have a monster crush on him. On the negative side, all the boys are so jealous they want to kill him! And so do the girls he spurns, because he only has eyes for one of them--the far-from-average vampire Moka. On the plus side, Moka only has glowing red eyes for Tsukune. On the O-negative side, she also has a burning, unquenchable thirst for his blood...

Tomoki is a regular high-school student; more perverted than most, but happy with his peaceful and quiet life. Unfortunately for him, an Angeloid named Ikaros falls from the heavens, chains herself to his wrist, and proclaims him to be her new master. As time progresses, Tomoki finds that he is being caught in a battle between Ikaros's creator, Daedalus, and the Master of the Synapse, the "New World", and a multitude of powerful angeloids sent to kill him and Ikaros.

The last thing Kei and Masaru remember was being struck dead by a subway train while saving the life of a drunken bum. What a waste! And yet somehow they're still . . . alive? Or semi-alive? Maybe it's reanimated . . . by some kind of alien orb with a nasty message . . . "Your lives are over. What you do with your new lives is up to me!" And what this orb called "Gantz" intends to do with their lives is make them play games of death, hunting all kinds of odd aliens, along with a bunch of other ordinary citizens who've recently met a tragic semi-end. The missions they embark upon are often dangerous. Many die-and die again.

It is an age of paranoia, superstition and religious fanaticism and the kingdom of Excludo is being engulfed in flames. The people are under the thrall of witch hysteria and burnings and executions have become a common sight. But the witch trials and inquisitions are a fraud and countless innocent women, falsely accused as witches, are being burned at the stake. Just when all hope seems lost, along comes the Black Knight-Mist, and his sidekick Euphemia, a "true witch" to avenge the innocent and force their own brand of justice on the wicked!

The Yūki's residence is now full of people: in addition to Rito and Mikan Yūki, Lala, her twin sisters Nana and Momo, and Golden Darkness. Momo, who also falls for Rito, actively tries to create a harem for him. Meanwhile, a mysterious red hair girl named Mea Kurosaki enters Sainan High School with a hidden agenda.

In the year 4077, Ledomiam, the last of the free nations, has reluctantly agreed to make peace with the Romunilian Empire. Karula Olzen, second daughter of the Ledomiam royal family, has been sent to the Romunilian capital to sign a so-called Treaty of Amity, a document which would reduce her country to little more than a vassal state. But, once on the other side of enemy lines, peace is the last thing on Karula's mind.

A certain unlikely hero…Touma Kamijou has the worst luck imaginable… Sure he’s a citizen of Academy City, a scientific marvel of the modern world where superhuman abilities are artificially cultivated and commonplace, but when it comes to paranormal talent, Kamijou’s been classified a Level Zero-a loser, basically. Oh, he does have one trick up his sleeve (literally), but even that’s more trouble than it’s worth.When Kamijou encounters a delusional young girl convinced she’s a nun and raving about being chased by evil sorcerers, he’s eager to send her on her way and get back to failing his studies. Fate, it would seem though, has other ideas, and he suddenly finds himself caught up in a supernatural intrigue with a girl named “Index” at the center!

Three hundred years ago the Sorcerer Kalutika Maybus sealed the vampire Deshwitat in limbo after killing his fiancee, Lilith. For centuries, Deshwitat's mind calculated revenge while his body slumbered ... until now. A band of spiritual investigators has inadvertently broken the seal that binds him, and Deshwitat has been released. A lot has changed since the 17th century. Carriages have been replaced by cars, the Internet connects the world, and vampires have become the stuff of legends. But beneath the veneer of technology, magic and religion still reign supreme. Kalutika is the most powerful person in the world, although few actually know he exists. Prophecy foretold that Kalutika would destroy the Earth. Deshwitat's quest is now not just one of revenge, but of redemption ... for himself, and the world. Joined by an excommunicated exorcist and a spiritual investigator, Deshwitat begins his bloodquest. The hunted is now the hunter.

Yamato is ready for a fresh start. So when his aunt invites him to stay rent-free in her big-city boarding house in hustling, bustling Tokyo, Yamato jumps at the chance. There’s just one teensy-weensy catch: It’s an all-girl housing complex and spa! Things get even more nerve-racking when Yamato meets his neighbor Suzuka, a beautiful track-and-field star. She’s not just the cutest girl Yamato’s ever met, she’s also the coolest, the smartest, and the most intimidating. Can an ordinary guy like Yamato ever hope to win over a girl like Suzuka?

Kenchi is and average guy who was bullied through out his life. To not get bullied through his highschool year he joins the karate club. Soon though he realizes he way in over his head. He is all the sudden sucked into the world of martial arts. He almost falls into despare when a girl named Fuurinji Miu. Miu is a transfer student that wanted a friend. Kenchi and Miu soon start a friendship. The manga is about kenichi trying to fit in and learn the world of martial arts.