Some Horizon 4koma from Animedia> Spin-off of Kyoukai Senjou no Horizon(http://www.mangawolf.com/search?q=kyoukai-senjou-no-horizon)

From StarryHeaven:
Inori is a dropout student at a music school…She has no talent, but she really loves the piano! She’s a huge fan of the two brother pianists who also go to the same school, Daichi and Kairi, and she vows that someday, she will definitely catch up to them!! However, her father disappeared while leaving behind a debt…Daichi and Kairi offers to support her with the tuition fee, and to lend her a room. However…?!

1-6. Koi wa Misoji o Sugite kara
Uehara Sakura, a 30-year-old office lady, is on a date with her 22-year-old kouhai from work, Yamada Yuu. While Yamada is completely heads over heels for Ueda, she absolutely hates him. Will those feelings hold true when they get to their last destination -- the Love Hotel.

7. Boku ga Seifuku ni Kigaetara

8. Ohikkoshi Bugi

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1) Love & Trap
After being bullied at elementary school, Mochida 'Maki' Masaki learns to use his own body to enchant and trap the most powerful person at school to protect him from potential bullies. However, a chance train encounter sparks a complicated friendship with notorious classmate, Aihara Ryuuji, which soon changes Maki's life and ultimately his view of love.

2) Love & Honey
Maki begins to question the point of his relationship with Aihara.

3) Love & Whip
Maki discovers that Aihara's cousin, Aihara Kaede, has a thing for Aihara and a bit of contempt for Maki.

4) Love Blood
Sawaguchi Mirai takes a train to the countryside to get away from his own life, and unexpectedly finds love.

5) Us, Blooming
Now working at a flower shop, Murakami Takashi is very set on winning the heart of Sakurai Ryui, the beautiful object of his secret and burning love, but his pervy manager, Fujimori Haruhiko, keeps getting in his way.

Extra) Let's Visit the Aihara House!
A short, comedic tale of Maki's reluctant visit to Aihara's home.

English publication via Renta!

Aisu is a daughter of the Outori financial combine family. She loves Hiro at first sight, who is a friend of her childhood friend Ren, and she enrolls at the same high school that Hiro attends. However, her father forces her to get married, so she explodes in anger...!

Includes short story Kimi no Toriko;
Last year's Valentine's Day, Satome Mako gave chocolates to Nakanishi-kun, who let her borrow his umbrella. Through misunderstandings, Nakanishi holds a small grudge against Mako for being spoiled by all the guys on White Day..

Natsuo recently got a hot private tutor for his upcoming entrance exams. But there's something funny about Miss Hibiya that he just can't put his finger on. Miss Hibiya helps Natsuo on both his exam and his love life at school.

From Intercross & Shrine Of Memories:

• Koi ni Naru made
Falling in love at first sight with Kirishima-kun during the opening ceremony, Jun decided to give it her all and confess to him. However, the one who came to the meeting place was Kirishima Ei in her class! Moreover, he said OK to her confession?! It's too late for Jun to tell him that she got the wrong person, but...?!

• Kimi ga Boku no Taiyou
Ai had always been a tomboy that never takes care of her appearance, all due to her former childhood friend that told her she looked gross in a yukuta. But then she meets him again...

• Kimi no Kakera
Minori, a junior high student has a typical school life. She has always envied high scholers with their dates, and wished she too can have a boyfriend. She has, however fallen in love on first sight with a boy that saved her when she fell. In order to pursue him, she decides to enrol to his high school.

• Kimi Machi Bus (sequel to Katakoi Iro)
Kae suddenly receives a confession from a very popular guy, Katagiri-kun. Even though her friends tell her not to, she still accepts the confession and start going out. It is then Kae realizes just how popular Katagiri-kun really is. Will she still be able to have the strength to continue being his girlfriend?

From Shoujo Crusade:

Because of a strong trauma in the past, Nanno is a coward when it comes to love. When she was a 6th year in elementary school, the boy she loved threw away her love letter. As a result, Nanno thinks she can't love anymore. But she finds she is interested in the boy who joined the same committee as her... However, what will she do when she finds out he is Tsuzuki, the one who caused her trauma?!

Volume 1 includes one shot manga, Speak LOVE.

From StarryHeaven:
The food loving and pure-hearted Sumire Misaki´s family is moving to the same town where her mother and father met and fell in love. Sumire´s mother tells her that its a town where she will fall in love, and she meets her first love in a very unexpected way: the good-looking Kazuki Miyamoto, as he tries to escape from his home. Through an unfortunate set of events, the wheels of fate have begun to turn for Sumire, as Kazuki is more than he appears to be.
In fact, he is a traditional dancer. Will Sumire´s first love be a happy one? Or does a bumpy road await her?

Otomaru is out drinking with her boss and the next thing she realizes is that she’s in a love hotel with him. This frightens her to no end and she just wants to leave, but her boss is persistent, and it turns out he's a very good lover. So they become friends with benefits in secret, as she’s shy and he’s most definitely not. But what Otomaru hasn’t yet figured out is why her boss keeps coming back to her…

From Intercross:

1-3) Koakuma Lion
Uno and Reo are neighboring childhood friends. One day, a friend tells Reo that he should become a model. Now, they are high school students, and Reo has become an extremely popular model... yet he acts like a spoiled child around Uno!

4) Renai@Home
Ren and Ai are childhood friends as well as neighbors. Will their relationship change when a young girl claiming that she's from the future show up begins calling them Papa and Mama?

5) LIFE+B
Sonoda Mio has always been such a tomboy at school but when at home, she works in her family's flower shop. Her family's VERY GIRLY flower shop. Mio doesn't want anyone at school to see her all girly, so when someone walks in, wearing the school uniform, she goes and hunts him down the next day. But when she tells him not to tell anyone, he....!!?!

From Aerandria Scans:

Ryuu, a super-businesslike transfer student from England--with black hair, and blue eyes just arrived! During the night of the Tanabata festival, Ryuu and Yukino became attracted to each other at first sight. He then declares, “You will be mine!” This brought confusion to Yukino, who has zero experience in love. But could she actually be falling in love?

1. Kiss Yori mo Ijiwaru
Miku is admitted to enter an extremely prestigious school, where only elite students are studying, as a transfer student. Her only good point is that she's cheerful and enthusiastic. She's pleased to enter the school because it is a boarding school and the tuition is free. However, Omi, an elite but spiteful student, tells her to quit school. Miku is put in a tricky position, and accepts his challenge to a fight.

2. Sensei, Onnanoko ni Shite (Teacher, Please Turn Me into a Girl!)

3. Scandal Nante Iwasenai (Not a Scandal)
Yuuri is a total fan of the top idol Shibuki. Then during his concert, she gets an unique chance that any fan would dream of.

4. Yubisaki kara Hajimaru Furachi (The Evil Prince)
Keita, a hairstylist and a former gangster, suddenly asks Arimori Tsukasa to be his model after seeing her beautiful hair, but a street flirt comes and Keita saves her. They gradually become friends, but will there be something more?

In the middle of an escape, Lilith, the head of a group of thieves, is injured. She is rescued by the young aristocrat Jean Rhode, but in exchange for being nursed back to health, he demands that she pay him with kisses!

Includes the short story Nil no Koi Mahoujin (Nil's Magic Circle of Love):
Nil, a 5th grader in an academy of magic falls in love with Kowloon, her scary-looking upperclassman. Will she be able to pluck up the courage to ask him to the academy’s dance party? She might need magic to give her a helping hand…

From Esthétique:

Non-chan has never been able to catch up to top stylist and childhood friend Omi. Following in her father's footsteps, Non trains hard at the Jisen Sougou Beauty School. Clumsy and headstrong, will Non-chan be able to triumph as a hair stylist and find love along the way?

Twenty-four-year-old Kirara is on her way to her wedding when she is killed in a car accident. However her love for her fiancé is so strong that she is permitted to return to earth as a ghost to see him. But she is sent back 8 years in time, to when she and her fiancé first met. However her own meddling in the past may make her 16 year-old-self turn away from her would-be fiancé.

From Aerandria Scans:

In the spring of her second year in high school, Asuka sees Masami playing Japanese drums in a festival, and she falls in love with him. However, Masami is deaf, and he has locked his heart in a world without sound. And thus, the two’s melancholic love miracle quietly begins. This is a pure love story in the middle of summer that will make your heart ache.

Volume 1: Kouichi and Mao are childhood friends, but as they enter High School, they become more and more distant. And as Mao becomes more popular and beautiful, Kouichi wishes he could be popular too, and eventually get a girlfriend. Mao decides to help him... (Written by Aymie) Based on a bishoujo game. As per the title, "Various Heroines", each volume of this manga focuses on a different girl Kouichi can eventually end up with when you play the game. So, think of each volume as a story separate from the rest.

Photography is the art to grasp beauty with the one and only tool, a camera. Ooji's dream is to become a photographer that photographs at the front lines of war, to take pictures of historical events taking place in front of his eyes. However, his childhood friend, Sumire, doesn't think that he is capable of becoming one.

In his photography club, Ooji shows his photos to the group, and his upperclassman, Ran, points out that Sumire is a good target to photograph. Ooji manages to get permission to take photos of Sumire, and during his shoot, Sumire notices that Ooji is acting differently than before. Later they find out that one of Ooji's pictures won an award! Sumire congratulates him, but Ooji sees beyond his award. He claims that he learned that he has much more potential than he thinks. Ran, overseeing this, plans to take Ooji to the next level so he can capture true beauty through the lens of a camera!

From Aerandria Scans:

A cute, short oneshot about a man and a cat.