Collection of short stories:

1) Butterfly Cloud
Best friends Kiyo, Kanta, and Goma live in a small, depopulated island in the Seto Inland Sea. One day, a transfer student from Tokyo arrives. Before long Ritsuka, a cute and fair-skinned girl, started hanging out with the three best friends, but what happens after?
This story was released as a oneshot in the Bitter - Nakechau Koi Monogatari anthology volume.

2) Middle School First Year - Less Than Love
Koizumi Kana is in love. And her love for Fujimoto made her imagine him as a total different person and do all sort of silly things, even as far as to steal a pencil lead. What will happen when suddenly Fujimoto asks her out and she finds out that he is not the person she imagined?

3) Middle School Second Year - Man Hater
Mitsuki Abe is always being sexually harassed which lead to her aversion for men. Torii after being falsely accused for groping Abe decides to catch the real culprit. What will happen when Torii betrays her by accidently kissing her. Will Abe ever trust any other men? Will Torii catch the real culprit and be the exception for Abe's hatred?

4) Middle School Third Year - The Cherry Blossoms Scatter

From Attractive Fascinante:

1-4) Super Dakaretai Otoko
A high-schooler, Asakura Shinobu, is a new illustrator and his cousin, Kouki, is living with him and loves him. The editor, Watase Riku, and the novelist, Shirakura Yuushi, are both extremely interested in Shinobu’s body. Shinobu admires Riku very much. When Riku asked Shinobu to use his body to satisfy Shirakura sensei, will he agree to it? How would Kouki save Shinobu from the attacks by the two perverted men? Who will Shinobu give his first time to?

5) Jungle and Naked... and Me?
Young artiste Haruma is injured and lost in the jungle when he is rescued by a mysterious man. Though they can't communicate with words, Haru finds himself touched by the man's unfailing kindness.

Masaki is a teenage senior high school student, whose boyfriend is 8 years older and his homeroom teacher, Tokuyama-sensei. As teacher and pupil, of course they need to keep it a secret, but both heart and body are carried away in this dangerous relationship because it's a passionate and erotic love!

On a rainy Friday, Yayoi makes an effort to go to the store to get a new pair of glasses. With her poor eye sight she ends up bumping into a guy who is soaking wet and this guy ends up helping her get to the store. He runs off quickly and Yayoi is unable to thank him. From that day onwards she labels him as Mr. Friday and has him constantly on her mind. Now her life is filled with wonder and questions as she fumbles to try and find the truth about who Mr. Friday might really be. Can it really be someone from her school?

Also includes a short story, P.M. Dream, about a teenage girl who is considered to be very much like a cool guy. She is the daughter of the owner of a boarding house, in which the bearded Kuma-san boards.

What if the Meiji Restoration never happened? Bakufu still holds sway, the class system has never been abolished, and there is no westernization. The story is set in modern-era Edo, which had never been renamed to Tokyo, where people go to Kabuki for entertainment and hang out at pancake house. It centers around Sobi, the sister of an Edo magistrate who goes to school with Michisato, who prefers to be called Michel, the eccentric son of the ruling Tokugawa clan's Mito family.

Special Extra Story of One Piece 

The son of the Qin emperor is in danger. The soldiers have cornered him and things look pretty bad for him. Just when he was about to lose hope, a stranger with golden hair appears and saves him and his mother. Follow their adventures as they try to stay alive and unite the land under one ruler!

From Fantasyshrine:

1-5) Chokujou Lover's
Iseya Shou is the captain of the kendo club which is about to be shut down due to insufficient members. How far could he go to recruit additional members? Enters the charismatic student council president, Yagami Keishi. How does the manipulative strategist finally capture his guileless target?

6) Your True Face is My Secret

From Huffly Parfait Scans: This story is about the dog named Chokotan who has the ability to speak with humans in the human language. Nao, her owner, likes a guy named Arima. Arima has a dog named Hatsupi. On Hatsupi's birthday, Nao makes biscuits that are edible for both dogs and humans. Nao and Chokotan bump into Arima and Hatsupi on the sidewalk and Nao runs away before she can summon the courage to give the biscuits to Arima. Chokotan encourages Nao and she makes up her mind to go back and give the biscuits to Arima. Now then, will she be able to approach Arima while she's not even able to talk casually to him? And how about Chokotan's secret? - The Story about the talking dog and her Owner's clumsy-love-story!

Kobaku’s beloved Tsubasa is the lead singer of a popular group. One day, Tsubasa suddenly found himself living alone, with Kobaku at his doorstep proclaiming to be his future wife! New experiences made Kobaku believe that this is what married life is supposed to be like! Tonight…is their wedding night! Kobaku, good luck~!

Valentine's Day is coming up, bringing both sweet and sad memories for Nana and Hitomi

Older cousin returns after six years to find his younger cousin has grown up really pretty.

Himawari Sakura's father has passed away and she has inherited the entirety of the yakuza organization. To protect her, Iwama Chibaki (a man with a distorted past) gets hired as her bodyguard.

Fifteen year-old Ichinose Fujiko works as receptionist in her family's bath house. Since her first love when she was 6 years old, she has not met any boy that makes her heart throb. Miyata-kun saves her little brother from being run over; is he her second love?!

Chii-chan is an elementary school student who is really inexperienced with love. When the new transfer student Rei-kun arrives at her school, her life makes big changes. The next day, when Chii-chan arrives at school, her teacher, told Chii-chan that Rei-kun is dead. What will happen to Chii-chan?

From Scum-Scans:

Chocolat is a mature comedy series about half-orphan Tatsumi Chiyoko whose father was caught in huge debt. Now living with Omugi Matsukichi, an ex-underground king who opened a pastry shop, she gets to know people like Katou Ichigo, an ex-inmate. With people after her father's whereabouts, what will happen to her?

Chiyoko is a 4th grader who loves chocolate! Along with her mother and father (who run a patisserie), the daughter of a Japanese sweets shop who sees Chiyoko as her rival, Azuki-chan, and Azuki’s mature little sister Kanoko-chan, she lives everyday happily with a bit of silliness.

Chizumi is a high school student with Fujiomi, who is her senior by one year. However, the story continues on to when Fujiomi goes to college and Chizumi is still in high school. Chizumi is your average clumsy girl and Fujiomi your hot guy, which makes you wonder how the pair fits together. Indeed, many other characters in the story wonder the same thing and do not hesitate to test the limits of this peculiar relationship.
The first volume includes a short story called April Magic.

The series goes over 3 volumes, each with a different name:
1) Haru wo Matsu Koro
2) Pastel Kibun
3) Gin Iro Ehon

In a not-too-distant future, the Earth has been overrun by a horrifying technovirus. Mechanical parasites, mistakenly created in an attempt to advance technology, attach themselves to human spinal cords and turn their hosts into cyborgs.

Desperate to rid themselves of this technological terror, the remaining human survivors must band together and learn to defend themselves against their android enemies.

A four-part manga series depicting the events previous to the American movie Cloverfield (more info in the link). In the manga (more info in the link), a connection is implied between the human protagonist Kishin, his mother, and the creature.