Hokuto Kuzuhara is a delinquent known throughout Sekai Private Academy. His way of life being so hated by his family that they give him an ultimatum: find a girlfriend within a year or move out. That said, though, months pass and he still has had no luck and it seems like he never will. It is then during this predicament that he is approached by the student council vice president with a plan that would both save him from moving out... As well as help her with her revenge.

The story starts with the death of Hikaru Mikado. That guy was a natural charmer, a “harem king”, but had no real male friends. After he died, he became a ghost, a soul, but Koremitsu Akagi can see him. Koremitsu though, isn’t really like Hikaru. His red hair and his evil-looking eyes make him look as a delinquent, even though he is very kind inside. Hikaru asks him a favour: he wants to fulfill a promise, which he couldn't fulfill anymore. The promise was to give his girlfriend and fiancée, Aoi Saotome, seven gifts for her seventeenth birthday. Koremitsu accepts, and has to work hard to help fulfill Hikaru’s promise with Aoi.

In the rural and peaceful Belzenia-Asmodin Empire, women of all ranks, ages, and marital statuses have begun disappearing one after the other. All they have in common is that they are both beautiful and reputable. Where have the stolen women disappeared to - and who will be targeted next?

Shirahama Kenichi is a book lover who has just entered high school, but he is often bullied by others. One day, he became good friends with the new transfer student, Fuurinji Miu, who was also looking for a friend. Kenichi was shocked at how powerful she is at first, but he is still somehow attracted to her...

An adult body, but childish heart. Heartrending, but sweet. A somewhat bitter high school love story.

Tian Jiao Lianmeng, is a mysterious yet popular game. Legends say that only five people can clear it, and by doing so, will gain riches beyond belief. In order to continue his peeping obsession on the Jiejie next door, Luo Xiao Wei was determined to clear the game and gain the rewards, and to also replace his telescope. However, more and more puzzles await him….

Rito is a high-school boy who just can't confess to the girl of his dreams, Haruna-chan. One day when coming home and sulking in the bath-tub, a mysterious and barely clothed girl appears out of nowhere. Her name is Lala and she comes from another planet...

"Chronicles of Street Observation Research" is a "Papa no iukoto wo kikinasai!" spin-off centered on Yuuta's university life and what happens at the Street Observation Research Society.

Old wizards announced the abolishment of the indenture. For the purposes of the respective, the magician's 12 apostles and humans have signed an indenture.

Young boy Linsa has a weird disease.One day, on his way home to rescue the one being chased apostle Alice. Henceforth, he began the adventure of destiny.

Mihama Academy - on the surface, a closed learning environment established to nurture students who find themselves at odds with the world around them; in actuality, an orchard-cum-prison built to preserve fruit that has fallen too far from its tree.

Whatever the circumstances behind its establishment, Mihama Academy is at present home to five female students, all with their own reasons for "enrollment." For better or worse, each girl has established a routine obliging of her current situation; life moves at an idle, yet accommodating pace within the walls of Mihama.

Yet with the arrival of the institute's first male student, the nearly preposterously opaque Kazami Yuuji, the students at Mihama begin to fall out of step with their predetermined rhythms. Will Yuuji prove to be the element the girls around him needed to take hold of their lives once more, or will the weight of their pasts prove too steep a wall to overcome?

Half a century ago, the human race was attacked by an enemy from the sea known as the AUS. When Reiji Shiroyama was little, he was unable to protect his sister from the AUS because the gun he tried firing jammed. Since then, Reiji refuses to trust guns and only trusts his fists.

Junko Sakuraba, a 27-year-old lecturer at an English conversation school has no boyfriend. Her parents set up a marriage interview for her with a man who turns out to be a Buddhist monk. However, Junko has no intention of becoming a temple wife, so she refuses to do the interview. Soon afterward, the man signs up to become her private student.

From Seven Seas:

Tor Kokonoe has entered the prestigious Koryo Academy, a high school dedicated to training its students to wield Blaze―individualized weapons that a student manifests. The future of a student is often shaped by the form their weapon takes, and when Tor’s appears as a shield, suddenly he’s the odd man out. But that’s when the Duo system comes in, a program where students are paired up. Teamed up with a silver-haired girl named Julie Sigtuna, Tor’s adventures at Koryo Academy are just beginning!

Mysterious murders have been taking place in town lately and everyone is uneasy. Anne may look like an ordinary teenage girl in plain human’s eyes but she has something unique that attracts Vampires. May it be her blood type or even something in her skin that makes vampires so attracted to her? No one knows... One thing is for sure, Vampires keep coming in the city she lives in and they are even in her school now! Luckily for her, she has her brother to protect her and also one mysterious new guy...

Two decades ago, the dragons returned to earth. Soaring above the skies leaving behind trails of destruction. They attack humans for the simple reason, their destructive impulses. In order to fight the dragons, humanity acted. They began to dabble in magic...

High-schooler Shiina Shinya thinks that all girls are pretty much good-for-nothing, mostly because he doesn't understand them at all. That doesn't stop him from being surrounded by strange girls.
Tsubasa Tooka, a cute, much-admired girl, stalks him. Shikimura Masami is majorly into masochism, and has recruited Shinya into her play sessions. Ikari Satsuki seems suspiciously interested in the recent serial stabbings, and seems to want to drag Shinya into it. Banjou Yoruko, a normally quiet, bookish girl, has decided she and Shinya are bound up in some fantasy setting. Uchida Yumeji is the school's sleeping beauty, who spends all of her time in the infirmary because she requires so much sleep. Shinya brings her newspapers, so she can keep up with current events in the short time she spends awake. Lastly, Okui Akane is convinced she is a vampire. For all Shinya knows, it could be true, but in practice it just means that he has to let her drink his blood.
How will Shinya deal with all these good-for-nothing girls that complicate his life?

Mihama Academy - on the surface, a closed learning environment established to nurture students who find themselves at odds with the world around them; in actuality, an orchard-cum-prison built to preserve fruit that has fallen too far from its tree.

Whatever the circumstances behind its establishment, Mihama Academy is at present home to five female students, all with their own reasons for "enrollment." For better or worse, each girl has established a routine obliging of her current situation; life moves at an idle, yet accommodating pace within the walls of Mihama.

Yet with the arrival of the institute's first male student, the nearly preposterously opaque Kazami Yuuji, the students at Mihama begin to fall out of step with their predetermined rhythms. Will Yuuji prove to be the element the girls around him needed to take hold of their lives once more, or will the weight of their pasts prove too steep a wall to overcome?

Based on the visual novel of the same name by Front Wing. This spin-off focuses heavily on Yumiko Sakaki's story.

Koizumi Yuta is a 14-year-old boy who has quite a bit of a problem. The demon princess of the magical world, Lucia, has to procreate with him. That child would have the ability to engulf the entire world for seven whole days. Mikamoto El and Kasukabe Rie are the two angels assigned to make sure that doesn't happen. Kasukabe Rie happens to be the girl he likes. Just how is he going to survive this ordeal?

Note: Included in the limited fourth volume edition is a special collaboration booklet (comic) between Princess Lucia and Kimi no Iru Machi.

From MangaHelpers:

Based on an ero-game by the same name, Melty Moment follows Takeru as he gets closer to several girls in high school. He ends up leading an election committee that is filled with cute girls. There's shy little Natsuki, serious little Misao, his childhood friend Yuuka, classmate Sumire, and talented Aoi. Who will he end up with? [tethysdust]

Kohinata Kanade is a second year violin student at Seiso Academy's Music Division. She lives together at the school dorm called Linden Hall with her childhood friends, brothers Kisaragi Ritsu and Kyouya. They practice intensively day after day at their orchestra club, aiming for victory at the nationwide music concours. However, one day Kanade is told by a boy she doesn't know "Your performance has no flower"?!