From Midnight Scans:

Koyuki started dating a super handsome guy named Kanomitsu, who is known as the Prince of Ice because of his cold words and manners. Being touched by his true kindness and straightforward love, they were able to live a peaceful life, until his brother suddenly makes an appearance. That's when she discovers the truth of what had made him lock away his heart...

Also contains two extra oneshots n the volume

Ch 5: Aioki Koi no Hajimari

Ch 6: Yume Miru Koigokoro

In her middle school days, Hiyori only has eyes for Mizuno, a popular guy in school. She then partners up with Sasamoto Ren, Mizuno's best friend, and both hatch a plan to bring her and Mizuno together. However, things begin to change, as Hiyori and Ren grow closer, and they find themselves falling in love... with each other. As old loves fade away and pave way for new ones, obstacles also threaten to tear them apart, especially Ren's seemingly innocent but scheming friend, Kotone, who shares a past with Ren and isn't about to let him go.

From Storm in Heaven:

Akiba Takara, top student and vice-president of Kanou High's student council, has it all going for him. Or so it seems. Cursed by the goddess Kanou to remain in Kanou City until he fulfills a hundred people's wishes, Akiba's dream to control the world is in jeopardy. Then one day, Akiba and his council receive a strange task -- to find the god hidden in their school within one month, or perish together with the rest of the world. Will they find the god in time? Or will they be wiped out, along with Akiba's grand ambitions? Now let the game begin...

Sakuya, the lead singer for the hard-rocking band Lucifer, is the unattainable object of desire for millions of hopeful women. Aine is the demure high school student who suddenly finds herself in the middle of a raucous rock'n'roll circus. Together they're writing the book of love — one hit song at a time!

When Akitsu Makoto was a child, he tripped and fell at a shrine and was comforted by a strange being he believes was the god of that shrine. Years later when visiting a festival with his cousin Shou, he sees the god in the crowd and chases him to a shrine to thank him. The god, who is actually a kitsune spirit, tells him that because humans are destroying the environment and the shrines, and no longer believe in him he has lost his power. Jump forward to high school, and Makoto and Sho have inherited abilities as the descendants of the Akitsu clan to communicate and fight with demons and ayakashi.

He was always by my side. ... So, I thought that I certainly won't fall in love with him

Akira Tsubakiya has spent her whole life being told she looks like a boy. She’s super tall, she has a flat chest, and she’s not girly at all… In middle school, she made a promise with a boy who went to her cram school, Haru— a promise that they both would aim to get into the same high school, a prestigious academy. Haru told Akira that he likes girls with long hair, and since she started to fall for him, she grew it out. Now she’s graduating from middle school, and has decided to confess her feelings to Haru. Unfortunately, she finds out that he has a girlfriend—a super-cute, girly, long-haired girlfriend! Akira runs home and chops off all her hair, deciding that there’s no point to trying to be girly.

Fast forward to Akira’s first year in high school. She still wears a skirt, but she wears the top half of the guys’ uniform to school. She’s called “Prince Akira”, and all the girls are infatuated with her. Akira hasn’t seen Haru in a while, but she does bump into Haru’s “girlfriend”… who she discovers to be in fact a boy!

Was ended early so the mangaka could continue another series she was working on.

From Nagareboshi Manga:

Saki has always hated liars, ever since her father left her family when she was young. Now a student in high school, Saki nearly dies in a car crash, and wakes up to find that she has a new ability... the ability to see when people are lying. Saki comes to realize that there are liars all around her...

From Chibi Manga and Evil Flowers:

Story 1: Christmas Version - Aki wants to go on a trip with Mase, but they have no money for it so they decide to get a part time job. Unfortunately, not many are ok to hire high-school kids. Aki gets a job at a bar owned by Mase's brother, that doesn't think she is worthy of being the girlfriend of his little brother. She is determinate to prove him wrong and spend the best Christmas with her boyfriend.

Story 2: Passion Pink Version released in Genshoku Tsundere Danshi Semekare by Chibi Manga.

Story 3: Koibana Confession

From JShojo:

Aki has always liked her basketball club friend, Mase. However, she can’t seem to gather her courage to confess to him. On the day when she finally decides to tell him, she is confessed to by a guy from a different Junior High!! A horrible accident follows and Aki finds herself not being able to choose between the two – Mase, whom she truly loves or Koichi, whom she’ll always feel indebted to…

From Chibi Manga:

1-3) Kiken na Kiss wa Mitsu no Aji
She started to date her childhood friend, the boy who always stayed with her. One year later, her first love came back and confessed his feelings for her...

4) 22-ji niwa Kiss o Shite

5) Kocchi o Muite Dekishimete

6) 22-ji niwa Kiss o Shite - Extra

From Midnight Scans:

1) Kiken na Honey
One day, Yoshino picks up a very handsome guy that ends up at her house’s garden. This guy’s identity is unknown and filled with riddles. He asks her for a place to stay, and what’s more shocking is that he says to her, “I’ll teach you everything that’s fun.”

2) Kaizoukei Darling

3) Kiss Made no Ondo

4) Motto, Zutto

5) Gokujou Narcissist

General Temedes devoted his absolute loyalty to his country, which was put above everything else in his life. But as he found himself falling in love with Matia, the girl whom was rumored to become a great danger to his country, General Temedes was forced to make a choice – to kill or not to kill the girl he so dearly loved for the first time in his life, all but for the sake of his beloved country and people…

Atsu-chan (Shinoda) usually sleeps in class. One day, she goes to the library to borrow books for her history report. She sees a sofa in the library and wants to sleep there. Will it be her chance to get a good place for her sleep? Or will it cause some changes to her sleeping habit?

From Chocolate Fudge:

Orange is a 15 year old boy who shares a wisecracking friendship with a perky young girl named Kiwi. When the new school term starts in spring, Orange finds himself instantly falling for the smart and attractive Apple. But when the bewitchingly beautiful Lemon shows up, Orange’s heart starts to pull him in both directions at the same time. And as Kiwi worries about what’s becoming of Orange, cracks begin to show in their friendship…

NOTE: In Full Colour

On June 22, 2006, Le Gardenie received third place in Japan's first International Manga Award.

From Ivyscan:

The story of Mitsuko who was born with a 'star' on her palm. It's believed that those who are born with this mark will live to fly high, holding the stars within their grip. However she is just the third daughter of the Aoyama family who own an antique store. Her life will change forever after meeting Heinrich, an Austrian count visiting Japan.

"Lucid dreams, they are dreams in which the person is self-aware. I escaped my hospital life night after night in my dreams."

Nene, Hajime and Ryou have been friends from their childhood. Now in high school, they spend their days practicing for the school's marching band. But the club, lacking members, is about to close down.

And Nene, who wavers between sarcastic Hajime and brother-like Ryou, must decide between the two...

From Shinnen:

Tachibana Itsuka has always planned to live on her own once she became a high school student. On the day she's supposed to move into an apartment building, she finds it burnt and unfit for living. She's forced to live in the house of the landlady's son, along with two other women, and starting day one, none of them get along at all.

Includes oneshot;
Pure Heart Broken - To Rise to the House's Drama

Botan, the poor girl in an exclusive school is on top of the class. But the uber rich boy, who is second in rank in school proposes to her that if he wins the first place, he get her to do what he wants. Can Botan beat him? And what is the boy wants from her?