From Intercross:

Origawa Industry Public High School is a school filled with rough men. There's only one girl in this high school packed with wolves. But this little sheep isn't an ordinary person!

Also includes the following short story:
Konna watashi ja nashi desu ka?!

Yanagi's dad is a president of a large hotel, he himself is handsome and clever, always wins the favor among girls. Moreover, he's always on the top of class and champions in all sports meetings when he was in primary school. But after he met Kujou, a transfered student, he had never savored the taste of victory in any single match with this girl for ten years. "Let's bid for final victory, Kujou." There here comes the last game. Will Yanagi fall in love with Kujou while he hates his competitor but cares so much about this girl?

A love comedy between a fujoshi and a fudanshi!! Natsume Makoto, a college student, started dating a person while hiding her love for yaoi. She eventually mustered the courage to come out of the closest, but it turned out her boyfriend, Sudou Kojirou, also loves yaoi. Moreover, he's the complete opposite of Makoto...

Their relationship is still developing, but their lives as otaku does not slow down. Also around them, unique "yaoi otaku" friends are gathering together...!?

"One boy upset over his soft, cute appearance. The other boy, because of that boy's pretty and cute appearance, deliberately provokes and fans his anger to reveal his own Masochistic traits. What will happen between them?"

Athena, goddess of wisdom, goes back to school to seek revenge!

Doumori Hiroto is a mysterious boy from a lineage of ancient spiritualist who have been guarding the pathway to the underworld for a thousand years.

But he was born with a defect caused by bloodline of magicians mixed into his ancestry.
He possessed both spirit and magic power instead of either, yet he was able to use neither.

For this reason, his grandpa took him to his friend, a chinese sage, to have Hiroto being taught the sage cultivation.
He quickly mastered the sage path and was said equal to a hundred years cultivator.
Somehow, thanks to his sage power he became able to wield his original spirit and magic power.
However, during an incident where he had to unleash his full power, the recoil of that power caused his existence to be erased from everyone's memory.

Kouno Akira, class president and otome game lover, has decided to never get involved in 3D love. One day she bumps into Sakurasaka Pure who tells her straight that she would be Akira's future "Amore". Not only that, Pure even transfers to her class, follows her around until Akira runs off, telling her she does not intent to get involved in 3D love. Pure doesn't give up and tries to fulfill the wish of the 24-years-old Akira, who told her to look after Akira's high-schooler self.

"More-than-friends but less-than-lovers", that type of sweet-and-sour youthful story starts here.

The manga follows the everyday lives of five siblings—four sisters and one brother—who share a multi-unit apartment (danchi).

From Shinnen:
It's the start of their senior year, and Shiika happens to be in the same class as a guy named Megumi. It's a mystery to her why his voice echoes through her mind.

In the year 2045, VR-Capable brain implanted communication terminals have become widespread. With the advent of this world changing technology, the world has become an almost unrecognizable place. From e-sex indistinguishable from the real thing to advanced artificial intelligence, it seems anything has become possible. Except for, of course, the redemption of my pathetic love life.

In a seaside city, Fuuko, a young girl who likes places where she can feel the pleasant wind, joins her high school's sailboat club. Despite being a complete newbie, will she be able to compete in the tournament...? A marine sports 4koma drawn from the author's experience!

I applied here since it's a close walk from my house. But it's really full of girls, huh? In this 4-koma series Tsuda Takatoshi is a new student in the recently gender-integrated high school. He's asked to join the student council as the vice president. Thus begins his days as the only normal boy among 3 female student council officers...

Like an RPG character, Dannoura Choushi possesses a constitution that allows him to respawn at the last place he slept whenever he dies. When he saves Yamazaki An's life, she falls madly in love with him. Will he able to respond to her heavy love? The curtain opens on a sinister, yandere comedy.

Even though she likes Goto-kun, she's too embarrassed to be honest.

The hero's son and the ghost of the Demon King are the master and pupil!?

Eirth, the son of the hero who defeated the Great Demon King, is troubled.
Always expected to achieve great things, but unable to meet those expectations.
No matter the effort he puts in, and the results he obtains, it's never enough for them.
"I'm a disappointment compared to my father" or "Don't you know you're the son of the hero!!"
Living every day like this, Eirth meets his destiny in the room containing the sword of his father, the hero.

"Interesting. I will train you. I have only free time now.”

Eirth receives special personal training from the Demon King just to get back at his parents and the world.
In the coming days, his parents, the heroes of the past, his first love, the princess childhood friend,
the geniuses of the era, and the world will tremble before him.

Eiji, Naohiko and Izumi have been friends since middle school. Naohiko started going out with Izumi later on. Meanwhile, Eiji seemed to easily find his crushes one after the other, more often his seniors than not, yet maintained a laid back attitude when it came to being really serious about romance.

Now in their high school, it has been a while since Izumi has left the city and is in a long distance relationship with Naohiko. Eiji, still a single, wonders if he has been missing something in his life. Maybe it's just his poor grades but for the time being, he wants to avoid Ikezawa, his strict, serious and diligent classmate, as much as possible. Furthermore, he is aware of Taichi, a boy from a different class, who has a crush on Ikezawa.

The romantic story involving six boys and girls is about to unfold as they don't know love yet.

Cute girls playing boardgames.

Wataru has a hard time remembering his childhood. His parents divorced and since then he has done his utmost to relieve his mother of her burdens. On the first day of school his past catches up to him in the form of three childhood, female, friends whom each want to marry him. Oh, and the neighbor girl has the hots for him too.

Spin off of Murenase about a bonobo student and a cow nurse.