In the distant future, humanity is now only made up of women. Kohane Sumino has just enrolled into the prestigious Shirasakuya Academy that contains within it a secluded courtyard garden maintained by the Gardening Club. Legend has it that if two people pledge their love for each other underneath a pair of trees in that garden, they will be bound for eternity. Kohane seeks out the garden on her first day of school, where she meets Rekka Hanatsuka, the friendly self-proclaimed acting president of the Gardening Club. Although Kohane proves to be fairly popular early on, she soon learns that paradise is not without its thorns.

From Musume:

This manga revolves around a super-shy girl named Mugi Asai who gets forced into joining the Drama Research Society at her new high school.

A compilation artbook/manga anthology, by Range Murata, with contributions by various artists.

From MangaHelpers:
Ando Hanaka wanted to become stronger because she thought she couldn't protect her friend from bullies. Now as she enters high school, she seeks to enter many of the martial arts clubs in her school. Unfortunately for her, many of the clubs reject her due to her frail and small size. She just wants to be stronger, but is it going to be impossible for her?
All of this changes as she encounters her classmate Yoshino "Koha" Koharu. Koha introduces Hanaka to the world of MMA. Hanaka learns that martial arts is designed to make the weak stronger. Her aspirations of becoming stronger may come true as she ventures into the world of mixed martial arts.

In Tokyo, an unchanging despair is lurking.
Mysterious man-eating beings, ghouls, run rampant in Tokyo. Living hidden during everyday life, the existence of ghouls, whose true identities are shrouded in mystery, permanently terrorizes Tokyo's residents.
At CCG, the sole institution that investigates and resolves cases related to ghouls, Haise Sasaki has been assigned a certain mission. While dealing with the unruly four problem children known as "Quinx", has Haise's days of suffering begun?

From Wonderland After Hours:

The betrayal of her lover sends Chica into despair and as result she attempts to end her own life. But she is saved by a man called Antonio, who helps nurse her back to health. It is then Chica that decides and swears: "I will become a bullfighter. By becoming one, I will be able to die in front of my lover." But little does Chica know of the difficult road that lies ahead and the trouble she must face to follow the path of a matador...

There is a strange breed of mechanical creatures, aptly called “Machines,” who will, on the condition that their Host never love another person for as long as they live (else the debt will be paid in blood), grant their wielders fortune and prosperity. And where a Host has betrayed his Machine, you are sure to find a member of the mysterious Gari family, wielders and hunters of Machines, in the ensuing carnage…

So it was justifiable when the Gari family was dispatched to Shakunage High School to covertly investigate a brutal murder perpetrated by the spindly hands of a Machine… But it wasn’t so justifiable when Hanare Shizuma, a youth with an agenda of his own, enrolls at the High School soon thereafter, hell-bent on conducting his own investigation – and soon meets the head of the family of hunters, shockingly enough, a girl his own age. But little do either of them know that their encounter will set the cogs of fate spinning rapidly into motion…

A oneshot from an indie anthology magazine, Utopia Grass.

A collection of nine surreal short stories sharing a theme of water. 
Chapter 1, Bon: A young boy ponders family affairs around Bon.
Chapter 2, We’re Still on Our Way: An astronaut cadet must figure out his motivation if he is to succeed and go into space.
Chapter 3, Fusion: When the ultimate form of love is fusion, the government must work to stop a declining population.
Chapter 4, Such Sorrowful Stars: In a near-death experience, a man meets a solitary girl running endlessly.
Chapter 5, Salt Damage Season: A young woman is captivated by marine “vortexes”.
Chapter 6, Sea Weather: A girl follows a schoolmate home only to realize she lives under the sea.
Chapter 7, Squish: A girl can see things she calls “squishes”, transparent blobs all around us.
Chapter 8, Meltism: If we are the same as the planet, what separates us?
Chapter 9, Season・Time・Water: The world adapts to the changing of the seasons.

Set in America’s old wild west, Archaeologist Doctor Mordrid begins his lonesome adventure! In the first chapter he happens upon a place where people are mysteriously being turned into gold.

On a rainy Spring day, She finds Chobi outside and brings him home with her. Chobi falls in love with his owner because of her kindness and beauty. Chobi and She are happy with their life together and say in unison, "This world, I think we like it."

Within a forest, there exists a fairy of the hearth named Pauline. She lives together with Baba, an old witch that often yells at her for something or other. One day, a kingdom seeks to unravel the mystery of the 'curse' afflicting their princess, and then...

Ogata Kiwa is a mediocre male university student you can find anywhere. Not skilled at job hunting, he is always scolded by his hardworking girlfriend Mahiro.

Kiwa has a secret he hasn't told anyone about. --He carries the "power to make wishes come true".

But this dangerous power goes hand in hand with compensations. It's a secret he silently carries inside himself. However, once he opens up to Mahiro about the existence of this power, little by little, the gears of their fates go amiss.

It began with first contact. In a dystopian world, a silent "watchman" follows and evaluates a gifted young woman.

From DrMaster:
Yuji Midorikawa is your typical high school student whose has a secret identity: He is "Green" in the high school battalion unit, Gakusei 5 (G5 for short). G5 is the special unit trained to fight and protect Earth against the invasion of the dreaded Galactic force "Gurdark" and its sexy queen Mayura. But Green has a problem. He really can't fight, and always ends up hiding behind his other team mates. What ensues is a witty and wild ride as our "Imperfect Hero" struggles to maintain his reputation as a "guardian of earth" while keeping up his grade point average in school!

One day, I—a high schooler—found a paperback in the hospital. The "Disease Coexistence Journal" was its title. It was a diary that my classmate, Sakura Yamauchi, had written in secret. Inside, it was written that due to her pancreatic disease, her days were numbered. And thus, I coincidentally went from Just-a-Classmate to a Secret-Knowing-Classmate. It was as if I were being drawn to her, who was my polar opposite. However, the world presented the girl that was already suffering from an illness with an equally cruel reality...

A side story of Comic-ban: BanG Dream! series. This time, it is Kasumi's story at the Hanasakigawa High School for Girls. Kasumi, who obsesses with stars and cute stuff, now shares her interest with her new best friends as they share the fun of playing music and create a music band together.

The heroine, Ruka, who was banned from taking part in the activities of her club during the summer vacation, meets a strange boy named Umi. She is fascinated by Umi, who she sees swimming freely in an aquarium, and finds out that he, along with Sora, was raised by a dugong. At that time a meteorite fell into the sea and all the fish disappeared from the world. The mystery of the sea deepens and the story spreads to encompass the life of the earth.

This is based on the dating simulation game, Amagami (Gentle Bite). The special focuses on Sae, Ai and Miya, three adolescent girls who are trying to understand their changing bodies and learn how to be "sexy". The chaptered version begins with the story of Tsukasa Ayatsuji, who is the overachieving class representative and planner of the school's Christmas party, and her classmate, Tachibana, who finds himself offering to help her...