From Blissful Sin:

After stomach cramps land Muramachi Koharu in a bed at the nurse’s office on the very first day at his new school, he suddenly wakes up to find himself on the landing just before the roof door. And there’s a student he doesn’t know sitting right next to him!
“Where am I? Who are you?”
The student says he’s one year Koharu’s senior and leans closer and closer to him…!
He pushes Koharu down… And suddenly kisses him!

A romantic comedy that tells the story of the faithful yet stupid senpai Oosugi and Koharu, a transfer student who’s too nice to say no. ♥

When Sugimoto is reunited with an elementary school classmate in front of their apartment, he can't help but be puzzled by their encounter. Did Senoo always act like that? Meanwhile, Sugimoto is also at a crossroads with his job as a hair salon assistant. Slowly, their lives become intertwined, in the apartment they both call home.

1-3) My Manager is Cool, has No Backbone, & is Seductive.
More than with women, he is more affectionate with the male employees. Even with a bad personality, Manager Sakaki who only has his looks has taken a liking to the new employee, Takemoto. He especially can’t take his eyes off his butt. Drunk, without thinking, he attacked him while he was sleeping?! After much trouble, they end up going out, but they end up in a dispute over who’s top or who’s bottom! Here comes the love comedy with the problematic adults.

4-5) Clumsy Love
Hayakawa is a good-for-nothing who sponges off women for a living. The only one who was ever able to put up with his selfishness is his high-school classmate and former lover, Karino. When Hayama has nowhere else to go after getting dumped, will the serious Karino take him in despite their horrible separation three years ago?

6) Feelings from the Palm of Your Hand

7) Love's Express Home Delivery Service

In the Koi Nanka Shitakunai series:

V.1 - Kyou kara Kyoudai ni Nari
When Nakajima's mother decided to remarry he was afraid but everything turned out to be even better than he expected. His new older brother helps him and spoils him a lot and they're getting along very well until the moment when Nakajima comes home earlier and sees his big bro playing with another guy in the bedroom. What's gonna happen from now on?

V.2 - Kyou kara Koibito ni Narimashita

A freshman in college, Amano, is taken a liking by a mysterious senpai, Kamishiro, who raises chicks. When Kamishiro hugs him out of nowhere in their first meeting, he thinks this senpai is crazy, but as he spends more time with him he sees how kind he is. But one day, while Amano is playing with the chicks, Kamishiro kisses him out of nowhere! An airheaded research student and a kuudere freshman's love story.

Story of Hatta Shuuji's encounter with problem-child and popular model Haru. Incidentally Shuuji is the childhood friend and ex-housekeeper of Maruyama Mie.

From Loveless' Site:

Amidst the crowds in Asakusa district, Tokyo, a young man is assaulted by a group of bandits. When a red-haired stranger comes to his rescue, Suoh falls in love at first sight, but all's fair in love and war.

From Fujoshi Bitches:

Amano Yuusuke meets a strange man named Gill, on the night he felt like he’d been abandoned.

1. The Circle
All social connections fall into circles, some circles intersect, and some people can never connect. Captain Tachikawa wants to be closer to talented amateur Furuda, but it's surprisingly difficult.

2. The Box
After seeing the friend he's loved for ten years be swept up in an out-of-the-blue romance, Andou's more than a little heartbroken. Then in steps the freakishly tall Higa, a first year at the university, to pick up the pieces... if only Andou actually wanted him too.

3. Blood Hope
A man(Hisae Kai) living with his daughter and grandchild finds a mysterious book and releases a demon(Hakuou). That demon offers to grant him one wish, but for a price...

4. Blood Trap
The story of Blood Hope continues with Hisae Kai, his daughter, his granddaughter, and Hakuou - a demon - living peacefully together. This peace is interrupted by a heavenly messenger sent to seal Hakuou, and Hisae must move to protect the ones he loves from this meddlesome spirit.

5. Blood Chip
Hisae Kai, his family, and the demon, Hakuou, still live together blissfully. One morning, Hisae gets fed up with Hakuou's overflowing pottery works that are blocking Hisae's workspace and demands that he removes them. During the cleanup, Hisae is attacked by a strange creature and Hakuou must protect him.

6. Akuma to Issho
A short one shot, more like a small extra, to the Blood- Hope, Trap, and Chip series of one-shots.

7. The Circle Extras

N/A

Volume 1
From Blissful Sin:

Ever since his mother passed away, Hinata has been taken care of by Midori, who is as strict as he is caring. Midori’s smart, and tall, and handsome. He also doesn’t have a shadow or a reflection in the mirror. Wait… What? Hinata’s a scaredy-cat, and thinks Midori might be a ghost. But he is in fact a…?

Volume 2
From Exiled Rebels Scans:

Midori has taken care of Hinata ever since his mother passed away. Midori has finally "exchanged” with Hinata, but will these two newly weds finally have the time alone to enjoy their honeymoon? Or is there something Midori is hiding from Hinata still…?

The love full of mistakes between my boss and me is about to begin?!

Just because of a single mistake, my life is about to go through an unbelievable change.

Drunken, Nagato Hiroki committed a mistake of one-night stand with a man who he barely knows! But, it was found out that his newly assigned boss, Kurosawa, is that man from the past he had one-night stand with!

Collection of short stories:

• Yume ni Tobu Tori (A Bird in a Dream)
On Yuuga's birthday, after a huge fight, Soichiro suffers a heart attack--then he's hit by a car. But Soichiro gets a second chance when he wakes up two days before his accident....

• Iku Michi, Yobu Tsuki
Otsuji cuts through a dangerous park one night. He's attacked by hoodlums and thrown into a lake. There he meets the demon of the lake--and can't leave.

• Moment
Atsushi slowly recovers after being dumped by his ex-lover. His sister and brother-in-law, worried he's becoming a recluse, invite him out for a drink at their bar. While at the bar he is smitten by Kizaki, a beautiful college student. Before he approaches his crush, Atsushi gets a makeover from his sister (his fashion sense is deplorable). Things go much better than he expected. But, after their tryst, Atsushi has to work overtime for a week. When he finally makes it back to the bar, he sees Kizaki kissing someone else. Will Atsushi be forced to give up on his dream of love?

• Hana mo Arashi mo
The florist Nagasaki Kouta is 25 years old, but has the body of a child. He has known the 10 year younger Nagira Takerou since "Ta-kun" was a small child who always clung to him; but now the 15 year old boy always insults him and treats him harshly. What has happened to make Ta-kun dislike him so much?

• Mayonaka Taiyou (Midnight Sun)
Kakeru, Shouichi-san, and little Rurika are back in a sequel to Hohoemi no Nichijou. The unexpected visit of the sister of Shouichi's deceased wife convinces Kakeru that he's only a bother to the Konomi household. Will Shouichi (and Ruri) allow him to just leave their family?

------
Extra to Moment published in Reijin Festa 2011

• Ushirokara Dakishimete (Embraced from Behind)
"If I could beat him, I would become his lover...". Koichiro believes that the only way he can ever woo his best friend Soji into a relationship is by challenging him with a judo match for love!!

• Sweet Smell
A baseball freak fall in love with the alluring scent of his new tutor.

• Hankonkou
A love triangle between an emperor, the emperor's faithful minister and the emperor's dead lover...

• Ai wa Konjou! (Love Must Persevere!)

• Sekai de Ichiban Happy Honey (The richest sweetheart in the world)
The ultra rich Kagura decides to go to an ordinary high school for a year. He will spend whatever it takes to be with his new friend Hayakawa

Higuchi is a student dorming at an all-boys school. He's at the age where he wants a girlfriend, but every time he gets one, he gets dumped soon after. The one to console him is his straight-laced roommate, Hidaka. However, once an underclassman from the track team, Kosaka, appears, how will their relationship change!?

Okuzumi is a plain salary man but he’s very skillful in cooking to the point that “he can become a wife anytime”. Souya is his young kouhai in the same company who works in the secretarial department. He’s not only good-looking but also capable, but suddenly he came insisting Okuzumi to teach him how to cook. Being stared at with his beautiful eyes with a mole underneath, he can’t refuse even if he wants to. As he continued teaching him, Okuzumi came to know that Souya is a very honest disciple… However, Souya has no sense of taste. Even so, seeing him working hard like that makes Okuzumi attracted to him. But when he suddenly puts his face close to Okuzumi when cooking… And then he says “You make a certain someone, want to make you his bride”

…A Plain salary man with his way of teaching his handsome junior colleague♡

From Fujoshi Bitches:

Being controlled by love and Eros,
the ''Paraside'' filled with pleasure, at that place!

Miharu is strong and beautiful to the point that he's called "black leopard" in the underworld. Although he's always picking fights everyday, he's actually "being raised". Yashiki, a calm and S guy who is completely controlled by the pleasure of thrusting toys into Miharu's backside. However, his right eye can no longer see. Eventually, that eye's secret, and his gentle kiss which takes Miharu by surprise, attracting Miharu.

Contains Unknown Letters / Ate Naki Tegami
A love story between high-school friends turned into a Yakuza and Detective.

The Intelligence and Analysis Bureau of the N country’s Ministry of Foreign Affairs is an organization that mainly conducts intelligence assessments. One of its missions is called “honey trap.” Male analysts in the ministry are divided into “male roles” and “female roles” – they then get paired up as “buddies” and carry out secret trainings night after night!!

The chief analyst, Haryuu’s “buddy” is Todou Mao, a beauty who joined at the same time as him. During their first night of training, Haryuu loses his self-control because of Todou’s charm, and ever since then, their relationship has become awkward―?!

From Starry Sky Scans:

Due to their student-teacher relationship, high school student Wakino’s confession was rejected by Yukari-sensei. Wakino promises he will confess again after graduating. However, being full bloom in puberty, every day Wakino finds their platonic relationship harder to endure. One day, Wakino mindlessly zeroes in on Yukari-sensei. Will this lead to utter rejection…?

One shot:
"Ame Otoko" - "The Rain man"
"It's Tuesday and raining. So that means he's going to be there for sure.......since he's the rain man"
Every Tuesday it rains and every Tuesday, Koizumi-san stops to listen to a young guitarist on the way home. He can't help but feel attracted towards him. A song that makes you feel alive....a man who yearns for true love.....
A really sweet 50 page oneshot that leaves you with a warm feeling within.

From Yaoi Is Life:

Featuring events such as Genma being immature and making Ryuusei drink more than he can handle, Himi begging Genma until his anger subdues, Asari teasing Shoui, and Waki trepassing into Raizou’s bedroom. This volume contains spin-offs of the -ZE- series. Most of these were created for autograph events and freebies during purchases. There's also a 26-page compilation of never before seen new material! No matter where you open it, this is a -ZE- full of love scenes! ♡