Kazuya Aki's not very bright, so when the company he works for takes off in the middle of the night, he's left to deal with the creditors. Munekata Kashi is the president of the company that is owed the most money and he has some creative ways for Aki to pay it back. Souichirou Takaba is Kashi's long suffering secretary, but are his intentions toward Aki completely innocent?

Heroine Shikkaku + Hirunaka no Ryuusei crossover (boys version)

From Entropy:
A volume of one-shots from the author of Perfect Girl Evolution.

From Covenant of Darkness:

For 10 years Saika has done everything she can to get close to her love Keishi. She followed him to the same high school, joined the same committees, and even changed her outward personality to become the right match for Keishi. One day, looking for Keishi in the special section of the school, she runs into the school's trouble-maker Kirisaki Shin. As he begins to bully her, her true personality comes out: loud-mouthed and violent. To her dismay, Kirisaki decides that he likes that kind of girl. Lovey Dovey is the story of Saika's trials and tribulations in a love triangle at a school where "Love is Prohibited."

Hundreds of years ago there was a battle of two beings on earth, one who calls themselves the 'Celestials' and another one which is known as the 'Darkseeds'. The Celestials won the battle but hundreds of years later the 'Darkseeds' who calls themselves the Puaka has started to rise again. It will be time before another battle begins. The Celestial king sent his warriors in search of the Puaka King to destroy the Puaka king before he could gather his army and rise against the Celestial King again. The story focuses on two of the warriors, the twin brother and sister Purnama and Suria in their journey to avoid another battle from starting. Inspired from the folklore of Southeast Asia.

A spin off from the main story.

1-4) Yuzu has never had any girlfriend in his entire life. So when he starts going to college, he vows that he will find a beautiful girlfriend. But instead, he ends up getting the unwanted attention of 2 guys who are serious in making Yuzu their own (respectively). And so, what happens next?

5) Kou invites Yuzu for a photography trip.
Not scanlated.

Han Sae Lee is every girl’s dream—tall, dark, and handsome with a whole lot of attitude. He knows he’s the catch, but right now, he’s interested in catching a brazen, blond brat and teaching him a lesson or two... WAIT! How can one skinny (but very cute!) boy with sticky fingers (stole Han Sae’s wallet when they first met) give him the run-around so easily? There’s something about Moto that makes Han Sae see red—and not necessarily with anger.

Somehow, Moto has entered Han Sae’s life and shows no signs of leaving. What are Moto’s motives for befriending the “prince”? How far can this friendship go? These questions plague Han Sae as Moto becomes more important to him than he wants to admit. Looks like every girl’s dream man has some growing pains to go through…

A series of "bishōjo"-centered manga booklets that were released weekly for a short time in Japan.

The manga would come packaged with a limited edition plastic-figure assembly kit, designed by Ohshima Yuki, of the featured character of the week:
Volume 1 - New! - Figure for volume 1 - Mion
Volume 2 - Two! - Figure for volume 2 - Ashita
Volume 3 - Hot! - Figure for volume 3 - Harusame
Volume 4 - Why!? - Figure for volume 4 - Sonome
Volume 5 - Bye! - Figure for volume 5 - Eruron
Bonus volume - eXtra! - Figure for bonus volume - Tetora

There is a conspicuous absence of the brothers (oniichan) of the title, as only the little girls are 'portrayed.

Kyoukai Senjou no Horizon 4koma anthology by various artists.Not to be confused with the Horako-san 4koma.Note: Spoilers and in-jokes abound.> Spin-Off of Kyoukai Senjou no Horizon (http://mangapark.com/search?q=kyoukai-senjou-no-horizon )Related:> Kyoukai Senjou no Horako-san( http://mangapark.com/search?q=kyoukai-senjou-no-horako-san )> Kyoukai Senjou no Horako-san - Shucchouban( http://mangapark.com/search?q=kyoukai-senjou-no-horako-san-shucchouban )> Kyoukai Senjou no Horizon - Animedia 4koma( http://mangapark.com/search?q=kyoukai-senjou-no-horizon-animedia-4koma )

On the floating island of Lithos, war is ever-raging and there seems to be no end in sight as the three nations that live atop it vie for control. However, as the battles rage on, it is discovered that the crystal that makes the island's floating possible is diminishing in power and the risk of the island falling becoming ever closer to reality. Seeking to find another place to live, the three kingdoms appoint their own elite soldier, a "Dragon Rider" , to fly to the ground below in search for the utopia known as "Arcadia" where there is no such thing as war.

Amazawa Izumi and Mashiro Aya meet at the Amazawa Girls Academy. Aya was hired by Izumi's father to get rid of the "Midnight Ghost" a mysterious apparition which appears at midnight. Any girls who meet it fall into a deep sleep and won't regain consciousness. Aya gets on Izumi's nerves with her carefree attitude, but can they overcome their differences and be successful? What other poltergeists await them? How will their relationship develop?

From Fifay:
This series is about three of Japan's most famous historical figures...when they were teenagers. Oda Nobunaga will one day be known as the "Demon King," and go on to become the first of the "Three Great Unifiers." But in 1548, he's still the carefree heir of the Owari Province. His companions are Toyotomi Hideyoshi, and the young child-hostage Tokugawa Ieyasu. Meanwhile, Japan is steeped in war and intrigue. Mr. Zipangu is a fresh and humourous retelling of Nobunaga's life: read and see!

An uncle kidnaps his nephew for ransom, but nothing goes as planned.

N/A

Andou gets an envelope passed to him in class that contains an erotic picture belonging to Kagaya Jin, the mysterious half French transfer student. A short, bittersweet tale from the Meiji era.

From Yen Press:
Kyon is your ordinary high school freshman who has long given up on his childhood dreams of encountering the fantastic and supernatural, or so he thought.
From the very first day of school, his classmate–the beautiful but eccentric Haruhi Suzumiya–makes it very clear that her only desire is to meet aliens, time travelers, and psychics! A chance conversation between the two inspires Haruhi to form the SOS Brigade, a school club created for the sole purpose of getting these supernatural beings together. The initial members consist of the mute bookworm Yuki Nagato, the timid but voluptuous Mikuru Asahina, and the polite and ever-smiling Itsuki Koizumi. By the end of this first volume, Kyon quickly finds out that these seemingly “helpless victims” of Haruhi’s are actually members of secret organizations–both futuristic and alien–keeping watch over Haruhi as she is the pinnacle of some major calamity on the horizon.

Distance with girlfriend: 3m behind/in front!! Only his appearance is like a carnivore, what will his destiny be?

From Kawaii Corner:

On the first day of high school, because of a conditioned response, Kunie Hokuto injured Yachigusa Shissa, the disciplinary committee chairman feared by students throughout the school. He listens to Shissa's remarks and agrees to be appointed to stay with him as his servant, in compensation for the injury. In addition, without knowing why, he is designated as a first-year representative to the disciplinary committee, but the disciplinary committee vice chairman, Shissa's younger brother, Zento, declares, "I do not approve"...!?