From Seven Seas Entertainment:
Monsters? They're real, and they want to date us! Three years ago, the world learned that harpies, centaurs, catgirls, and all manners of fabulous creatures are not merely fiction; they are flesh and blood?not to mention scale, feather, horn, and fang. Thanks to the "Cultural Exchange Between Species Act," these once-mythical creatures have assimilated into society, or at least, they're trying.
When a hapless human teenager named Kimihito Kuruzu is inducted as a "volunteer" into the government exchange program, his world is turned upside down. A snake-like lamia named Miia comes to live with him, and it is Kuruzu's job to take care of her and make sure she integrates into his everyday life. Unfortunately for Kuruzu, Miia is undeniably sexy, and the law against interspecies breeding is very strict. Even worse, when a ravishing centaur girl and a flirtatious harpy move in, what's a full-blooded teenage human with raging hormones to do?

A wandering prince is set break an ancient curse bewitching the Kingdom of Amaryllis by waking up its princess with a kiss of true love. However nobody told him there were 7 princesses to kiss and he must now take responsibility by live with them while they find out why the people of Amaryllis are unable to wake up. Will they reach a happily ever after?

The story of two foreign men living in Japan.

(from ebookjapan):

Nick, with his stylish hair, and Lever, with his dazzling eyes behind his sunglasses, are a HOT & CRAZY foreign duo who will face any obstacles that come their way!

The genius Kyogoro Miyata, who wastes no time in drawing, unleashes a shocking high-speed manga. Nick and Lever are finally here!

She is the perfect student, beautiful, clever and with lot's of friends... He is an ordinary boy in the class, staring at her from afar but one day he sees her in a very compromising situation! How will she react? The lives of these two will now intermingle with totally unexpected outcomes!

The manga is a re-imagining of the famous Journey to the West story, and centers on the Buddhist priest Genjō and his journey to India as he is accompanied by three beautiful and charming women: Son Gokū, Cho Hakkai, and Sha Gojyo.

Negizawa Kamo once tearfully promised his weak childhood friend Kagyu Jubei that he would grow up to be a teacher who would not stand for bullying. Several years later, as a teacher, he meets Kagyu once more under strange circumstances to say the least.

While Negizawa was training to become a great teacher, Kagyu (who, like most women, fell for Negizawa) polished her fists so that she could protect him when they met again.

Hilarity ensues as Negizawa strives to become the teacher he once dreamed of being and Kagyu protects his chastity from the numerous women who lust after his sweet behind.

A man who has everything and yet nothing. The only thing successful corporate executive Jinhyeok Son ever really wanted was an ordinary life with a beloved family, a desire arising from the tragic death of his parents when he was a child. This all changes after he finds himself back in his nine-year-old body after an accident -- to a time when his parents are still alive, to the very life he had longed to return to! Can Jinhyeok change the past and finally fulfill his dream of an ordinary life?

A mysterious monster called the High Beast, has taken control of the regions of Eurasia and Africa. Japan has cut off from the mainland to protect itself from this threat. The daughter of a legendary mahjong player discovers that monsters attack whenever a mahjong piece is hit across the board. This allows humans to be separated from the battle and for mahjong players to effectively combat the monsters with robots controlled through mahjong moves.

Nakajima Atsushi was kicked out of his orphanage, and now he has no place to go and no food. While he is standing by a river, on the brink of starvation, he rescues a man whimsically attempting suicide. That man is Dazai Osamu, and he and his partner Kunikida are members of a very special detective agency. They have supernatural powers, and deal with cases that are too dangerous for the police or the military. They're tracking down a tiger that has appeared in the area recently, around the time Atsushi came to the area. The tiger seems to have a connection to Atsushi, and by the time the case is solved, it is clear that Atsushi's future will involve much more of Dazai and the rest of the detectives.

Suddenly appearing in a different world, it looks like I got caught up in a Hero Summoning. And of course, I’m not the Hero, but it’s another guy……and while being very cautious and scared of the cliche of the cliche-like development, I was thrown into the maelstrom of war……or not.

The Demon Lord? It was defeated a thousand years ago. Hero? He’s just the main actor in a festival. Nobles? They’re kindly taking care of us. The Demon Race? They have good relationships with Humans. Wars? It’s already 800 years since the last one. Monsters? The Guild and Order of Knight are taking care of them. Return to Earth? It is eventually No-Risk.

What I’m planning after being caught up into this? I’m gonna enjoy the life in a different world as much as I want to, go on a cultural exchange and sightseeing, and after experiencing the festival that is only held once every ten years… I shall go home safely.

The other world was at Peace.

A kind world where the three races, the Spirit World’s Magical Races, the Celestial World’s Divine Races, the Human World’s Human Races, they are kind neighbors to each other, with everyone living a peaceful and fulfilling life.

But although I wished to peacefully spend a year before my return, for some reason, the heavyweights of this world keeps gathering around me, and…

Miho is a gearhead, Hiroshi is her brother and Keisuke is a teacher. But one thing they have in common is that they're in love with cars and racing! So when rumors begin that the famous king of touge racing has returned, Miho and the others are determined to do whatever it takes to take the crown!

A story of awkward first love between two honor students. They're hesitant yet bold when it's just the two of them in the classroom after school.

Masatora Akutsu has just transferred into class in Japan from a long way away - all the way from Hell, to be exact. Akutsu is a demon who's come to Earth to find someone who can motivate the forces of Hell to fight back against the invading Heavenly army. He immediately sets his sights on one of his classmates, the kind and beautiful Lily Amane, but ends up in way over his head when it turns out Lily has some secrets of her own!

My very own little sister caught me masturbating to a little sister Eroge game,
then my cool, calm and collected little sister suddenly decided to help me masturbate...
She even made my friends masturbate, and somehow got the most beautiful girl in school involved!?
Will i be able to get a girlfriend if i can only cum to my little sister!?
and also... Why is she still watching me masturbate!?

What should I do to become an adult? Akane Amou, who grew up with her parents forbidding any kind of entertainment, is a little bad with "stimulating" stuff, to the point she can't even watch a kissing scene in a drama. Now that she’s a highschool student, she somehow wants to overcome it! Those are her intentions, but it’s not that easy. Meanwhile, she got acquainted with a movie otaku named Fuyumine. Will she be able to watch an R15 movie…?

In the manga's story, the everyday lives of the nine super-powered siblings of the royal family are monitored by more than 200 surveillance cameras and broadcast nationwide. The people of the nation who are watching the broadcast will have the ability to elect the next monarch. The story focuses on Akane, the third-oldest sister who can manipulate gravity. She is shy and desperately does not want to be caught on camera.

Fuyuki is a beautiful and cool gal! But there's a secret side of her that she only shows in front of her husband...? A cute love comedy with a gal wife!

Mankichi Akatsuki works for a publicly traded IT company, and his work and relationships are going great, but there's one thing that sets him apart: the rest of his family (mother, older sister, and two younger sisters) are all unemployed. Though they're all motivated, for some reason they can't find work. On top of that, his childhood friend Minayo loses her home and comes to live with them... His goal is for everyone to become independent! And to wed his childhood friend!!

(Source: Houbunsha, translated)

Realistic take on a modern doctor in another world treating fantasy creatures without magic or modern equipment

In 1888, a number of prostitutes were murdered in London, by someone known only as "Jack the Ripper". The murderer takes to the streets each day, looking to slit some unfortunate woman open... The past of Jack the Ripper, the English gentleman who represented the human side in the fourth round of the struggle between God and mankind known as Ragnarok, who was one of the top-three most popular characters in the character poll, is finally revealed!