In the "Tsukuroiya" series:

Volume 1: Awai no Mori
Volume 2: Madoi no Tobira

Within the boundary separating one world from the next, “rips” in the fabric of space will occasionally form. These tears allow the two worlds to bleed into each other, and, if left unattended, may threaten the everyday lives of the people living nearby. To find and repair these distortions, a seamster named Rem travels around the world along with his companion, a mechanical doll in the shape of a small girl.

- Turtle Paradise

From Forbidden Garden: Maria is a high school student, and is on her way to visit her sister in the hospital, who has just given birth to a baby boy. Things soon start to get strange when Maria sees a unusual (but extremely cute) boy at the hospital who is very interested in Maria’s new nephew. The boy always seems to be hanging around, and only Maria seems to be able to see him! Is he a ghost? A demon? Why is Maria seeing him? As if this wasn’t odd enough, Maria soon meets another (extremely hot) guy in the lobby of the hospital. He is tall and rather suave-looking, and has a bouquet of roses. He is also interested in the birth of Maria’s nephew, and gives Maria the flowers. Maria is obviously confused about all this attention little Masaki (her nephew) is getting. Who are these strange guys?! The first guy she saw appears again later at Maria’s own house, in Masaki’s nursery. Maria is shocked to see the boy materialize right out of baby Masaki’s body! What is going on?! Is it a dream?! Why is this boy appearing from within the baby? He is begging Maria to protect her nephew, but he doesn’t say from what. He also wants her to meet someone named Ichirou KOUZUKI. Who is that? Is he that other guy at the hospital? Why is everyone so interested in Maria’s nephew?

From Mousou Scans:

Eva, a long-lived witch, takes in Fernest kingdom’s fifth prince, Louis, when she is asked to heal the first prince of an illness. Although witches are traditionally despised, Louis forms a close bond with her. When Louis is called back to the palace by a strange twist of fate to take his father's place on the throne, Eva must decide whether to let him go or follow.

A boy was given a pretty stone that was found by his father in the mining cave. It was beautiful and precious and was dear to him. One day, the boy encountered a group of bullies who tied him up to a tree and beaten him to death. The blood from the boy's body spilled into the stone on his neck and caused a massive explosion. In an instant, the boy's village was wiped off the earth, and all remains were a huge 40-km wide crater. This event the life of many people and one week after the explosion, discord erupts and danger arrives as Machi's parents had died and left the lonely girl in despair.

There are six main characters, 3 men and 3 women. The three women are sisters.

There were three young men. They had a plan to build a company and develop it to be the best. Luck was on their side and everything was going well until one of them decided to drop out and create a new company. He did so because he wanted to build a computer company, but the company they built was going to another direction. His business was going well at first, but it eventually went to bankrupt. He visited his two ex-business partners and asked for help, but they refused to help him. He committed suicide, leaving his son, Sin Hoo Kang, without any resources.

The second of the three original business partners had 3 daughters, but he was killed in a car accident.

The last remaining business man who is now a chairman of the largest company in Korea adopted the three daughters and raised them like his own.

More than 10 years passed, Sin Hoo Kang was fully grown and had graduated from top-class university in America. He was ready to come back to Korea and execute his plan for revenge.

From Chibi Manga:

Sawaguchi Ruka, is 20 years old and is a 2nd year at a technical school. During high school she was hurt by "her first love" and after that she has not been able to start a new romantic relationship. At that time, by accident she met a "Soushirou" a guy that was trying to pick her up—at the beginning she thought that he was irritating but, her "pain" disappeared and she started feeling excited and without knowing it, it turned into love. But, there was one thing she didn’t know. You’re "16" years old--

Included one-shots: K no Ouji-sama; Osawagase na Kanojo

What happens when one encounters strange things happening in the modern world?

This manga consists of three stories:

1) First Love.

2) Sleeping Beauty.

3) Ghost Ship.

From Dragon Voice Project:

Collection of three short stories.

1) Fiancé Inn
"Sanae has a fiance? Moreover, he is the young owner of a big Japanese Inn. Is she marrying into money?" Sanae quickly begins her training to become a proprietress, but will she become more interested in the manager than the owner...!?

2) Naisho no Doukyonin (Secret Housemate)
Sweet short story of a middle school boy in love with a high school girl. She is meticulous about wanting to know everything about the person she is dating. Her emotion conflict when she meets this middle school boy, who challenges her way of thinking about relationship. The author diligently places the character in a muddled, flustered, and distraught air of insecure emotions. She feels baffled because she can't comprehend why she likes him, even though she knows nothing about him.
(Also published in Chokotto H na Koi Monogatari)

3) Beloved Mantleman

Nanao is obsessed with Sakai's hands...

Yeong-Li gets a visit from her twin sister from South Korea who want to switch places with her so that she can get to know the family that she didn't grow up with. Will Yeong-Li be able to get along with the family that threw her away from infancy...

TAKAISHI Minori is a cute and perky female fast-food worker who is adored by all the female customers because she looks like a teen idol--a MALE teen idol. Minori is a tomboy and has short hair, so she is often mistaken for a boy.

One day after work, Minori spots an unfair fight going on, and leaps into the middle of the fight, ready to even the odds…only to be mortified to learn that she landed right in the middle of a music video shoot for the popular boy band GOLD! She is dazzled by Tomoya, the leader of GOLD. Minori apologizes for her mistake and is about to continue on her way, but not before one of GOLD’s managers sees her and gets a great idea…

A beautiful tale about a 20 year old divorcee who cannot bare children and her second marriage to the 16 year old, fourth son of a prestigious family. The son who was ill since childhood became forsaken by his family. But in order to prevent his spirit from haunting the family after his death they forced him to marry Sou.

Ami is a high school girl who loves to chase after expensive brands. By pure chance, Ami has started working for Tatara in order to acquire a handbag she wanted. But to think that Tatara is the most famous porno writer at the time..! Who could have imagined the anxiety that lies within Ami's heart?

A collection of four short romantic stories. About a girl that thinks she is in love with someone she has no clue is that kissed her out of the blue. will she find mysterious person or give up?

Suzu is a friendly girl who is in love with Shuuya the most popular boy in school (as always). Minori is Suzu's biggest problem, she's not only the most popular girl (the perfect kind, pretty, friendly, intelligent type), but she's also in love with Shuuya.

From Shoujo Manga Maniac:
Yugao's grandfather privately owned library stands on a precipice. In this library there is a special room which filled with occult-related books. It is rumored that the room is cursed. Kiryu, a serious man, works alone in this mysterious room. He is crazy about giving lessons to people. Yugao is very fond of him, so she one day she kissed him and he becomes a different person in his attitudes about sex.

A school yard is going to be reconstructed into a school library. Mikura strongly opposes the reconstruction, wanting to preserve the place where rumours say that if you kiss you will be together for life. But the student council president Hazuya will not listen to any of her arguments.

Satsuki met Kazuya once at local rink and he taught her jumping. Knowing what school Kazuya attends she aims to get there to meet him again. Will she meet him and get to skate with him again?

Nobody can understand why the hot Kin Mori, the star of the school and captain of the hockey team, is going out with the quiet and enclosed Danae. Even though they are childhood friends, it seems they don't connect. Danae can't do anything and suffers from his almost tyrannical rule. Why is Kin treating her so coldly? On the other hand, maybe it was because of a mysterious bet he lost. NOTE: This is an OEL.

From Vampire Knights:

Xu Min takes care of the family because her parents go to work early every morning. On the first day of high school, on a crowded train, she accidentally kisses the annoying and humourous Buay Fan. From then on, her normally peaceful life is disrupted...