Imagine a country where couples are chosen based on the compatibility of their genes. Whenever a resident reaches the age of 14, a partner will be suggested to him or her based on which match would result in the best child being born.

This is a collection of stories about some of the more "interesting" pairings chosen by this system.

Rin, Nerine, Itsuki, and Mayumi find a strange watch that transports them back in time, where they met Forbesii before he is married and has Nerine. While he is engaged to Ai, his maid, Sage, is also in love with him, causing a love triangle.

The last student living in a run-down dormitory decides to leave when the conditions get too harsh. The only thing stopping him is a zashiki warashi, who is afraid for her and her building's future once he leaves.

Students are at a hot spring for a school field trip and two friends, one who happens to be a trap happens to end up alone with his friend, all said and done, some ecchi things occur leading to a love comedy of sorts.

A 4-panel comic strip crossover series featuring characters from both "History's Strongest Disciple Kenichi" and "Skill Hunter Tekuni".

Tayutama Kiss on my Deity centers on Yuuri Mito, a student at the Sousei Academy and the only son of the man who runs the Yachimata shrine. At Yachimata, there is a legend of a deity named Tayutayu-sama who protected the area, but this deity and other so-called “Tayutai” have been lost in time. Mito and his friends discover a relic on the school grounds with mysterious patterns on them. Then, at the opening ceremony of the new school year, an equally mysterious girl named Mashiro appears before Mito. Mashiro is somehow tied to the relic and the legend of Tayutayu-sama… [Mangaupdates]

The story revolves around Taiga, who doesn't have memories from further back than two years ago when his parents died in an accident. He lives with his sister, Tsubame, whom he finds out is from outer space with the job of protecting him as he possesses the Origin Heart.

A Trigun one-shot by Boichi.

From AQUA Scans:
The “rabid dog” Fujishima, a juvenile delinquent, gets a second chance to live after being killed trying to save a tiny dog of a car.

From Tokyopop:
It is the year 22 H.C. (Holy Century). Shinjuku is populated by monsters and goblins. Humans are endangered and the town is rife with crime. Natsuki Sasahara is a rookie at the Police Company and a newbie bounty hunter. Scouted by her superior, Batanen Fujioka the werewolf, she is half-human, half-catbeast with magical powers, and is slowly getting the hang of the business...

What would you do if a tiger skin bikini-clad alien followed you to school every day? Poor Ataru's life has never returned to normal since volatile extraterrestrial princess Lum fell for him. Now an excruciatingly wealthy and genteel rival, Mendo, adds to Ataru's torment. Not to mention an unending stream of extraordinary classroom visitors and educational materials including incompetent cherry blossom spirits, a legendary nightmare-eating tapir, and a fourth-dimensional camera that breeches alternate realities.

Note: In 1981, this series received the Shogakukan Manga Award.
Won the 18th Seiun Award for Best Comic (1987).

As a woman of a famous ninja clan, Kinuko have a trouble: she has the ability "to see through one's clothes".

The story of castle otaku, Ume, meeting a sexy blonde escort girl named Shigure...Is that really it or is there more? Read and find out!

Raised in the hope that I would be a boy full of courage and strength, they named me "Yuu."
To be a girl filled with kindness and love; that's how my twin sister, "Ai," was raised.
That's how our parents named us-
But... Our parents' wishes were reversed.
A story about twins who risk everything to protect one another and to find his or her happiness in the switch they call twins game. (Premiered in Waai Mahalo)

Ganota Utsuki leads a normal life, working for a big company in Tokyo. She has just one big secret: she's a giant Gundam otaku and she doesn't want anybody to know! And the fact that her number one love interest despises all things Gundam doesn't help any either.

While many of us would probably scream at even the thought of a ghost being near us, Freshman Nimura Kensuke just thinks of it as a common everyday thing, seeing as how he has the uncanny ability to see so many of them on a daily basis. Things soon heat up for him when he meets a girl who changes his life from then on. Her name’s Kagura, and she has the power to summon a mighty “spirit devourer”--otherwise known as a “Ga-rei”--called Byakuei. So, what’s Nimura to do? Chase down the evil spirits and have Kagura summon the Ga-rei to devour them, of course! Now, come feast on their adventures like some ravenous Ga-rei!

A dark and stormy night... A haunted mansion... Shrieking maniacal laughter...

On Pomello Island, a wayward genius named Enji has finally decoded the Encyclopedia of Summoning and with it the knowledge to summon and control the dreaded Yellow Dragon.
The power of the Yellow Dragon is to command all the animals of the world; and with it Enji plans to at last gain fame, respect, and the affections of his beloved Moegi-san.

The conditions are right, the huge egg opens, and out walks... a little girl?

Enji's plans for world domination and winning the love of Moegi-san just fell apart. Or have they...

The new student by the name of Masato Takasaka transfers to a school full of delinquents which is currently undergoing a battle between the various student activities committees. His fleeting expectations of a delicate and loving school girls and a peaceful school life go out the window the moment he meets the declared queen of the school Onizuka . What will happen to the school life he dreams of in this romantic/comedy of two unlikely partners in school full of delinquents?

A series of related stories about (a lot of) middle and high school students as they discover their hatsukoi (first love).

The onsen world lies beneath our own has spirits which can only be seen by those who truly love onsen (japanese baths). After his grandfather dies, a japanese student summons one of these spirits...