From Aerandria Scans:
"Won't you become my girlfriend?"
On the day of her high school entrance ceremony, Ao got asked that by Riku, a guy that she has only just met. But by that, he meant to ask her to become his fake girlfriend, just to pretend. Ao was surprised by the sudden request, but after knowing Riku's true feeling, she decided to agree to become his fake girlfriend...?

From Forbidden Garden:

Lingerie shop employee Kazuko longs for some drama to spice up her tedious daily routine. For Satou, a middle school teacher, Kazuko is the ideal woman. What will happen when these two people meet in rather extreme circumstances!?

My Eternal Screen
Jiro has moved from the countryside to Tokyo along with Haruo, his friend from high school. He suddenly receives a letter from their old school friend, Yuriko. But what is it that Yuriko wants and why is Jiro, who is constantly bewildered by women, willing to return to the rural town he deserted to find out?

The Graduation Trip
Ronin, Yussuuke, goes on a sort-of "graduation trip" to find his illegitimate half-sister and give her money from his father, who thinks he's dying.

A story about two college friends - both of whom have girlfriends - who fall in love and embark on a relationship that they swear will never go beyond the sexual (as the romantic part belongs to their girlfriends alone)... But which inevitably ends up being much more complicated than that and becomes subject to the scrutiny of all those involved.

Wataru and Makoto are friends from their early childhood. They are recognized as the gay couple in the school, and while Makoto appears to be ok with it, Wataru is greatly troubled by it and by Makoto's attitude. Since Wataru will not permit anything more than a kiss, the anxious Makoto visits his prep school teacher and tries to consult him about his problem. However, he's not aware of the danger that awaits him!

From Perpetual Dreams: Through piano lessons a love slowly grows between the cool adult, Goshima-sensei, and one of his students, a high school girl named Kae. The most popular stylish love romance.

From Attractive Fascinante:

Toba Yousuke sensei went to Town Alp to start afresh. He got lost and met a strange guy, Suga Kazuhiro, who went to pick him up. The folks in the town were extremely friendly, except for Kazuhiro. Because his room in the clinic collasped, Toba had to stay in Kazuhiro's huge house for a while. What were the reasons behind Kazuhiro's personality? What happened to Toba that made him to come to this town? With hidden pasts, both of them slowly found their ways into each other’s heart.

From Biblo Eros:

Ryuu left his small town for a better life in Tokyo, but after four years he feels trapped in a job he doesn't like and a tiny apartment. When Tatsushima, an old friend from his home town, shows up out of the blue to take him home will Ryuu be willing to give up his boring life in the city?

Chapter 5 "Sick Heart" is a short, darker story about a psychologist and his ex-patient...

Chapter 6 "Heaven's War" is about Sig and Cry from Heaven's Love.

Cute short story about Kuuchan the cat and his adventures at the animal hospital.

Atsushi Arisawa enrolls at Jougaouka High School to be near Masami Shibata (Ma-chan) who was his childhood crush. Unbeknownst to Atsushi, however, Masami no longer works at the school and his brother, Masayoshi is now the nurse. Atsushi mistakes Masayoshi for Masami and is horrified because to him, it appears that Masami's personality has done a complete 180. Add to the fact that Atsushi's friend, Kouji Inagaki is totally in love and constantly trying to make-out with him, Atsushi's life at Jougaoka is hell until he starts thinking that maybe the new Ma-chan isn't so bad after all and that, maybe he actually likes the way Ma-chan is now. Until of course, he finds out that Masayoshi isn't Masami.

This is a collection of 17 short stories that all involve coffee in some way.

From Broccoli:

Ren just wants to be one of the cool kids, but it doesn’t help that secretly he’s just a nerdy monster fanatic. That is, until a young girl named Kokon shows up. She claims to be a fox that he had helped years ago and now she wants to return the favor.

Five orphaned boys who were all adopted by a kind couple, are now living their separate lives, after an accident caused the death of their foster parents. One of the 'brothers'; Hanayagi Sakura -- a naive, 16 year-old, happy-go-lucky boy -- is determined to re-open the flower shop their foster mother loved so much, on the day of their parent's first death anniversary. Will he succeed in bringing the family together and saving their old orphanage from mortgage debts? Kokoro ni Hana wo is a family-genre manga that will surely touch your heart!

From Nakama:

A master chef and the owner of the bar where he is about to begin working at, are actually high-school classmates. In the past, they had shared a kiss, the scent of flowers still clings onto the owner's body... The master chef who thinks about the past, is carrying complex feeling everyday?
Also, the owner is someone with his pheromones on high, and super popular with other men that one night, he was attacked by an unknown stalker! Decadent wine and love stories between adults...

Travel into Japan's nuttiest apartment house and meet its volatile inhabitants: Kyoko, the beautiful and mysterious new apartment manager; Yusaku, the exam-addled college student; Mrs. Ichinose, the drunken gossip; Kentaro, her bratty son; Akemi, the boozy bar hostess; and the mooching and peeping Mr. Yotsuya.

From ShoujoMagic:

A low-price, high-quality apartment in the metropolitan area of Tokyo is nothing short of a miracle! It exists, but there's a catch -- tenants must be good-looking and pass an interview by the landlord!? This is a love comedy about what happens when the beautiful people are all gathered under one roof!

Based on Mainichi Seiten! (Novel)

From Peccatore Sanctuary:
On a particular night, an unexpected guest suddenly turned up outside science fiction magazine editor, Obinata Taiga and his family's home! The person was actually Asuoo Shuu, who had married their elder sister; the dictator of the family, and since became their brother-in-law. What's even more incredible is that he is not only the writer that Taiga is responsible for, but was also Taiga's high school classmate! But, just when everyone was vehemently expressing their objection to Asuoo, they received news that their all-important sister has gone missing! Out of ideas, Taiga had no choice but to let Shuu stay on, they could only wait until their sister comes back to decide everything!

Mainichi Seiten series:
Vol 1-2 Mainichi Seiten
Vol 3-4 Kodomo wa Tomaranai
Vol 5 Children's Time
Vol 6-7 Kodomo no Iibun
----Aki-chan no Iibun
Vol 8 Isoganaide
Vol 9-10 Hanaya no Nikai de

1) Lost Children
Koyo Tomohiko and Fukube Naoto are childhood friends. But when Naoto gets a girlfriend and doesn't have much time for Tomo anymore, Tomo's pissed! But is friendship the only thing Tomo feels?

2) Diamonds are Forever
Taki Chisato and Kamitori Taichi have been goofing off instead of studying. Now their tutor, Taki's cousin Atsushi, is punishing them for wrong answers... by making them kiss each other?!

3) Continuation of Diamonds are Forever. Chisato and Taichi are dating, but Taichi wants some of the physical benefits of dating.

4) Golden Star
Third year junior high student Murakami finds himself watching stoic classmate Takahashi play the piano every year for their school chorus. But Murakami really likes Takahashi's voice and wants to hear him sing.

5) Flower Scented
Mushano Kouji is a master wizard who teaches magic to children. But when 36 year old Sakurada Tsukihito asks to be his apprentice, Kouji doesn't send him away. Sakarada is hopeless with magic, but great with housework, which is just what Kouji needs, but why does this man want to learn magic so badly?

Mini Drama: Toast
This is a story of a boy who dreams of being with a girlfriend on the night of the first snowfall of the year and a girl who happened to cross paths with on the night of the first snowfall of the year. The girl, however, mistakes him for a pickpocket when he tries to return the wallet that she dropped. Already in a bad mood from a breakup, the girl mysteriously gives him a piece of toast and leaves him standing there in awe. Was it fate or coincidence that those two happened to meet each other on the night of the first snowfall of the year?

Based on a real story which was posted on 2ch, Molester Man is the story of how Molester Man is mistaken for a stalker by Miss Understanding, and how they overcome their personal challenges while slowly growing closer to each other.

Hot blooded manga about... writing manga. There are actually a few series starting with Moeyo Pen (Burning Pen), then later on came the sequel series Hoero Pen (Shouting Pen).