Yume Yume * You You is about Kagura Yume, a girl with a twin sister who hogs the spotlight. Yume feels inferior to her sister since she's smarter, prettier, and more popular than her. One day, while slacking off on her studies, Yume discovers a mysterious mirror that releases people from other worlds into hers! Yume must transform into a miko and save both worlds!

Yume no Shiro is a one volume work by Masami Tsuda and consists of 3 short stories, that were drawn while Kare Kano was still running.
It's all about love couples. Also, there is a thread running through all three stories. That's a magician who helps the people. Who are the people he helps?

1) Inside the Forest
Sana loves the forest and is friends with the animals. However she is a noble's daughter that has been recently requested to be a concubine for a king due to the death of his previous concubine. Unwilling, she becomes his concubine, however she seems to have fallen in love, but he only loves his dead wife...

2) I'm a Mermaid
The island priestess discovers a golden-hair, blue eyed man that seems to be an enemy. However both fall in love...

3) The Castle of Dreams
Lord Lafense has enough of his life and decided to commit suicide by jumping off the castle wall, but it seems that his faithful servant Chita is dragged along with him. However, when they woke up, they found freedom in a dream-like castle. Are they really in the afterlife as they thought or is it something more..magical?

A nightmare-devouring tapir becomes stuck in Akane's dreams until she can feed him a proper nightmare.

From FCTranslations: Azuki, a young girl whose father is the president of an entertainment corporation, is always out of luck when it comes to dating. It seems like every boy she had dated before all tried to use her as a bridge to get into the world of media. So when Azuki met the guy of her dreams, who also happened to be a contestant in the audition her father set up, she wasn't so sure what to do anymore. *Contains in the 4th volume, Juliet Club: An idol in a famous group tries to escape from his fans by studying in the library. There, he meets a girl who he mistakes as one of his fans and tries to send her away. It turns out that the girl actually doesn't know that he is an idol. They continue to study together in the library, neither of them knowing the other's name, while love slowly blooms between them... *Also another story titled We, the Demon, and Christmas Every year at the time of Christmas, the demon appears, and the Angel twins intend to catch him.

Sugiyama Rika is the Chief of Public Moral in her school and dislikes the school's student body President Jinguuji Kasui. She thinks he's incompetent and an expert at lying. One day a rumor broke out about a myth about love in their old school building, suddenly Rika finds herself entangled in the love myth with none other than... Jinguuji Kasui?!

From Cireus-Anime website:

Tina Tia Lilu is a helpful and sweet girl from Wind Up Village on Wind Up Island. When she and her friends find a boy inside a waterfall, Tina discovers that the "mysterious traveler" is not like her.

But strange things are happening around her. Dr. Weirdlaff and his cronies are up to something, and Tina tries to understand her strange feelings toward the boy who came down from the rainbow as an adventure she never expected unfolds.

Ookawa Chitose is moving to a different school but there she meets an old friend who is a teacher there now. As their relationship grows they learn that it can be hard to sustain a relationship between a Teacher and student.

The adventures of Agent Z, the newest recruit to Major Eberbach's alphabet soup of subordinates. These stories take place in the Eroica universe, but they are serious espionage adventure tales and Dorian and his crew do not appear.

From Chibi Manga:

There are storms for my love with Sensei!?

Miwa wants to get romantically involved with him, but cannot. Soon she finds herself attracted to his father. A dangerous triangular love affair goes on.

From Midnight Scans:

Hirasawa Asako really likes advertisement leaflets! Super rich young lady Kazuki Sakura moves to an all-girl high school which just happens to be in the same town in which Asako lives. Two completely incompatible people develop an intense but earnest battle of The Town vs Super Rich Young Lady! Can these two become good friends in the end?!

N/A

An epilogue to the Ten/Taiyou subplot from Usotsuki Lily.

Li Mei is a chubby girl who can’t hold back from eating junk food. One day, her mother gets her a home tutor, a boy called Jiu Teng Zou, who happens to be a senpai she's long admired. At first he seems cold, but what will happen when they start to get to know each other?*Note: Chinese names are used as this was translated from the Chinese scanlation

From Storm in Heaven:

Someone's murdering magicians and eating their hearts. It falls upon the gifted magician Shigure and his doll Seneca to figure out who's behind it...

From Antisense Scanslations:
Adzuki An always wanted a dog, but not just any dog, a Toy Poodle. Her mom is always telling her that no one would be able to take care of it and An can't even take care of herself! Her snacks and school supplies litter the house. Will An be able to convince her family and realize that taking care of a puppy is hard work?

Collection of three one-shot stories by Shiina Karuho.

Aoi Futari:
A funny, sweet, touching story about a girl and a guy who have just begun dating. They each pretend to be calm and in control, but what are they really thinking?

Hana to Thief:
Miyata Azumi met Ooki in grade school. Azumi was grabbing a flower from Ooki's yard when Ooki caught her red-handed. Ever since then, she's avoided him out of embarrassment. Now in high school, will things change?

Katakoi Juliet:
Jurie and Romio have a lot in common. Both their parents own rival stores in town, both have silly names from Shakespeare's play, and both have trouble getting along with each other. Are they as ill-fated as their namesakes?

A great summer storm has just passed through a small town by the sea. On the silver sands beneath the high azure sky lay scattered the debris washed ashore the previous night. And there is also a surprise awaiting the group of friends gathering curious objects there - a young girl named Chouko. She is local and even though she is not sure what happened to her, she remembers the little sleepy town very well… the way it was over eighty years ago.

From Storm in Heaven:

Soko starts feeling sick soon after moving to a new city, apparently for no reason. As beautiful as she is, a lot of guys start to bother her, especially Kashi. While trying to rape her, Kashi disappears and after a few days another guy shows up pretending to be Kashi. And everyone but Soko believes him!

He tells her he is Akira the Byakko, from the family of the West. Because she is the reincarnation of Souryo, the queen of the Oni from the family of the East, a monster that eats humans to stay alive, he must destroy her and erase her genes from Earth. He is the only one who can kill her and the one that must do so. Soko is desperate. Is she really a monster? Why does she have human memories? Why does she have to die? Will she be able to change her destiny and stay alive?

From Esthétique:

"I am a human, but a doll...
Feelings are not needed. Physically alive, but not mentally.
I am a painting trapped inside a rusted frame.
The cold skin of a statue.
Like a stuffed bird--
Killed and set for display.
I wonder...
I wonder, on whose display I will be placed..."

Includes extra story, The Dancing Marionette (Vol 3).