From Dragon Voice Project:
1. You Win (Kimi no Kachi)
Ayu's classmate, Kataoka, is popular among girls. But Ayu doesn't like him that much, because she thinks that he isn't a nice person. But...!? Depicting the feelings every girl should feel when in love, vividly and sensitively, it's the best school love story.

2. His Back, His Heart (彼の背中 彼のハート, Kare no Senaka Kare no Heart)

3. Spring Fever

4. Constellation in July (七月の星座, Shichigatsu no Seiza)

5. My Beautiful Boy

From Ochibichan:

Kinoshita Sumire… Does not participate in any co-curriculum activity and does not even like her own name. She first saw Makimura Daichi in the library. For some reason, she was very attracted to the way he twirls his pencil, and from then on, she started taking interest in him. Makimura Daichi… Part of a famous ice hockey team and is secretly in love with his childhood friend, Shouji… These two people have nothing in common at all, yet they are slowly getting closer to each other…!

From Sound of Jewels:

Trapped into two different worlds, a young boy and a young girl are trying to runaway of where they are. But it's like something kept them captives and there's no way for them to escape from these strange worlds...

Life can be so wonderful as terrible.
The young Umeno, bullied since she started high school, decided to put an end to her life, but her suicide attempt failed and she survives. And it's precisely in the hospital that fate seems to provide her a new beginning, she'll know people who would show her a different meaning of life, above all a boy her own age in a terminal illness ...Can hope germinate even in the coldest of winters?

From Hanashi:

The start of high school life. To the girls, that also meant the start of their love lives. For brand new first year student, Takahashi Nanami (Nana for short), it was no different... She happens to end up in the same class as the incredibly popular Yano Motoharu, who rumors say that two thirds of all the girls are guaranteed to fall in love with. But will that hold true for Nana, who says that if she had to choose between like or dislike, she'd say she dislikes him!?

Note: Won the Shogakukan Manga Award for shoujo in 2005.

A parasite keeps a house of mysteries that is full of twisted exhibits. Another kills an entire family, only to get stuck infecting a teenage daughter obsessed with fairy tale romance manga. These and 13 more stories, from some of the greatest shojo manga artists alive today, make up a chilling, funny, and entertaining tribute to an all-time classic series.

He hates to lose and is a little shorter than other boys. A little cheeky, but when he smiles, he's really cute. This is the Miyamoto that Hitomi loves so much. Just before the entrance exam for high school, she has two chances to make a confession. But she is dazzled and doesn't really have to courage to do it, so she decides to leave it for after the exam. Or at least that's what she thought... This is a very popular story about love, which makes the heart go "kyaa"!!