From Eternal Blue:

Basically, this manga follows Hibino Hareluya as he tries to "conquer the world" by dealing with the everyday punks on the street. Always ready to fight and always winning his fights, he just finds himself in more and more trouble. Along the way he surrounds himself with friends who are all very strong in their own unique way.

When the orphaned Sera was taken in by the Lady of the Choi household, her dreams of having a family were fulfilled. However, Sera found herself rejected by the Lady's three handsome sons, and it was made very clear to her that she was nothing more than an orphan who would would never become part of their family. At 16, Sera still finds herself bullied by the three brothers, and soon it becomes evident that there is more than just her background that makes the boys reluctant to officially adopt her into the family.

Kurozawa Konomi loves her boyfriend so much, that she would do anything for him! But it seems that Hiro wouldn't do the same for Konomi. Actually, he's quite cold to her and orders her to do stuff. People say it's only a Master-Puppy relationship! Is this true? Is Hiro just using her?

The official Infinite Stratos Anthology comics.

1-2) Diet Plan
Suzukawa, a worker who works in a nice building, enjoys lunches. While opening his bento as usual, he went to the famous chef Mikage Senju, who spoke with an air of superiority. Suzukawa, in hearing how the food was insulted, gets carried away by the provocation and Mikage decides to accompany him home, where a delicious meal test takes place. Will he be satisfied...?

3) Somebody as beautiful as you is only for me
Architect Akitsu has a beautiful face... and that's all people care about! When a stranger named Tenouji confesses to him, Akitsu is sure Tenouji will leave after seeing his personality. But maybe Akitsu is falling for Tenouji, just a little...?

4) Hoarding all of your heat
Takano, from chapter 2, is back with his own love story. Still hung up on Suzukawa, what happens when Takano gets drunk and sleeps with another co-worker who's name is also Suzukawa?!

5) After school dating
Mizushima-sensei just started teaching at an all boys school in the city... and he's fallen for his student?! Sakiya Hayato is a troublesome boy who always skips class... can Sensei capture the cute "sweet-toothed hottie"?

From Shoujo Crusade:

Kyouka, a sixteen-year-old, will be a winner today, the first day at the new school to which she has just transferred! She will definitely get a great boyfriend and say her goodbyes to those lonely days!! Kyouka has two brothers who love her a lot. Every guy who comes close to Kyouka is kicked out by them, thus she has no boyfriend. But she finally found an ideal prince... or that's what she thought. This guy, Maki, is actually a perverted prince!?

* Also includes two short stories in volume 2:

• Nanisama?! Oresama
Satomi loves Yuuya a little too much and is totally wrapped around his little finger. But, if this continues, instead of becoming his girlfriend, she'll forever remain his gofer. Will Satomi do something to find out exactly where she stands with Yuuya?

• Ijiwaru wa Kuchibiru
During Shiori's fifteenth spring, she fell in love with the idol Shuu Kitamura. She was even lucky enough to get to meet him in person, but she realizes he's nothing but a fraud! However, due to certain circumstances, Shiori becomes Shuu's personal assistant!?

From Which Scanlations:

With an unloving father who manages love hotels, an idiotic ninja "protector" named Jin who poses as her math teacher, and a history of getting into fist-fights, Ichihime's high school life isn't exactly easy. But when another girl at the exclusive high school sets her eyes on Jin, Ichihime might be the one in need of rescuing.

Mun Su is a strong girl with a weak heart. Wanting to pay off the debt of her uncle, she is going to work for the creditor. To her surprise, the guy she beaten up outside is...!!! (You can guess where this is going.)

From Intercross:
It was just like any other day during lunch until today when suddenly the bishounen from my class gave me tiger-print panties!!?!

Haruka has a dog... A dog she ABSOLUTELY loves! Every single day, she gives him hugs and kisses~! Upon entering high school, she suddenly meets a boy...with the same name as her dog...looks like her dog...and acts like her dog in every way possible! Can Haruka resist the temptation of wanting to hug and kiss him like she does to her dog?

From Dazzling Scans:

Natsuki, an otaku high-school girl who'd rather spend her money on manga than pretty dresses, accidentally injures a creepy-looking mangaka named Kiritani Taichi. To repay him, she agrees to be his character model until he fully heals. Kiritani turns out to be a popular shoujo mangaka under the name Ichijou Kiriko, who is also Natsuki’s favorite author! Plus, underneath that disheveled hair Kiritani is actually a good-looking man! What will become of these two?

From Shoujo Crusade & Eternal Heart:

Akabane loses a game of bridge and thus his feelings for their classmate, Satsuki is revealed by his friends. He denies it immediately but somehow she's attracted to him too?

Also contains:
Half a Year - Kimi to 6-gatsu
Kirai Kirai Mo?
Kimi ni Yell wo!
Kirai Kirai Mo? - Extra

• Hoshiiro no Okurimono (Star Colored Gift)
I have always believed that this meeting was fate. I thought that your smile, everyone’s laughter, and the happy times were going to continue. We wish upon a shooting star, hoping that we would be together always. Thinking that the wish would come true…

• Antique Wish e Youkoso (Antique Wish)
Nishina has always been in love with Haijima Kaname since the day she saw him cry. One day, she follows him to Antique Wish. What's gonna happen next? Will her wish be granted?

• Sleeping Beauty wa Nemurenai (Suriipingu Biyuutei wa Nemurenai)
Chiharu's sleeping face was so beautiful that Minori kissed him. But because of that, Minoru teaches Chiharu a lesson in…?!

Satou Yuuho gets called out by the cute basketball club manager, Koganei Mao. He thinks that it is a love confession, only to find out that it is only to help the basketball club...

From MangaProject:
The story of the Kasuga family, but mostly the oldest son, Kyosuke, as they move to a new town after being found out to be a family of ESPers. Kyosuke meets a pretty young girl as he counts the "100 steps" (there may only be 99) that lead to his new school and is immediately smitten. However, the pretty young girl, named Ayukawa Madoka has agreed to help her best friend Hiyama Hikaru win Kyosuke. Thus, a love triangle is born.

From Shoujo Manga Maniac:

Ami has always been jealous of her little brother Chihiro, who's a popular model for girls' clothing. Now he's old enough to attend her school, and all the boys are crazy about him, even knowing he's a boy! Still, he's her brother and Ami loves him, but are her feelings for him beyond those of a sister for her brother?

One day, university student Narumi Daisuke meets a pink kigurumi rabbit in the street. This kigurumi, named Arita, falls in love at first sight with Daisuke! But, no matter where the two meet, it seems that Arita won't take off his bodysuit. To Daisuke, who finds this strange, Arita makes a shocking confession! If he takes off his costume, he will die... "The truth is, I'm an Undergrounder!" Is he for real?!

By night, junior high student Yoshimori Sumimura is a "kekkaishi"--a demon-hunter who specializes in creating magical barriers around his prey. By day, Yoshimori's got some other demons to battle: an addiction to sweets and a seriously crotchety grandfather! Yoshimori's pretty 16-year-old neighbor and childhood friend, Tokine Yukimura, is also a kekkaishi, but their families are feuding over who is the true practitioner of the art.

Won the 52nd Shogakukan Manga Award in the Shounen category.

Meiji Haruhito (Kanemochi-kun/the rich boy) just can't understand Misaki (Binbou-kun/the poor boy), but quickly falls for him anyway. However, Haruhito's love life is under threat. Not from a cute girl or ex-lover, but from his own grandfather. The boys' grandfathers knew each other when they were young and Haruhito's grandpa is delighted when he meets Misaki, who looks and acts like his late friend and (unrequited) love.

High school student Akira Harisugawa has been in love with Mao Satomi, a girl in his grade, ever since grade school. The only problem? They've been best friends ever since Akira saved her from being hit by a car, and he doesn't want to ruin their friendship! That is until one day, when he finds a mysterious mirror...