The title says it all.

Average, everyday Japanese gameaholic gets sucked into an alternate world where he has summoner powers and life keeps turning out to be like one big video game

To protect the earth from the "eques" and save the human race from an alien menace, the young Akira has to fight to the death. Even if that requires sacrifices...

Fukuda Akimi loves all things scientific and believes that the strange things she sees occasionally are only part of her imagination. So, why are the Chigaya twins (rumored to deal with supernatural events) telling her that she’s their destined bride?!

Special Oneshot from Comic Gene. What will Kioh do when he meets his alter ego from another dimension?! And what's this... it's a girl?!

Oneshot about love, religion and a big misunderstanding that leads to a weird situation...

From Storm in Heaven:Haru possesses the ability to see spirits and otherworldly beings. He's found a place where he's accepted, abilities and all, until a promise from the past comes back and threatens it all...

Updating

A lethargic, gay salaryman passes everyday without interest. Nothing is worth it... until he literally bumps into a tiny, pretty much dead planetarium - and the employee who loves his job.

Inoue never tells anyone about her job as a voice actor since no one ever believes her. She now keeps it as a secret from everyone around her, but one day she’s discovered by Mukoujima, the womanizer of her class! Why does he keep on visiting her every day afterward?

From Chibi Manga: this feeling is not friendship. I feel unsafe... because I love you so much... I want to touch you deeply...

"I am depressed. Even if I'm a god ---." 16-page oneshot depicting the melancholy of a god.

From World of Creation: Salleal wakes up, injured, in a strange place, where a strange man she doesn't recognize, keeps her. She falls for him and his kindness, and she soon realizes she had once loved that man! But who was he? Who was she to him? And what had caused her to be in the state she was in? She had to find out.

Yasuhiro Takagi, a normal high school sophomore, decides to kill a person. Follow his psyche as he ponders about his murder plan.

Ever since she was young, Chouko has dedicated herself to kendo. Upon entering high school she naturally applies to join the Kendo Cub however, after not being taken seriously, events take an unexpected turn when she stumbles into a boy called Takanashi. -Baka Updates

[Summary By: Love_Blossom] Two lovers got separated by war. Now the try to find each other. But when the girl finds him, he isn't the same as before...

Compliation of short stories: • Megane ni Koishite: Yuzuko who loves glasses breaks the class' fearsome Maki-kun's contacts. When he has to wear glasses for the time being, he turns out to be an ideal glasses boy to be loved! Preference = Glasses Crush & Benefit = Can buy new contacts, Maki-kun enters the [Glasses Boy Contest], but Yuzuko...!? • Yuki no Enbukyoku (Waltz) • Sekai no Owari ni Dakishimete • Kawaii Hito Math teacher, Suruga-sensei has a secret relationship with his student, Kimura Hatoko! However, Yuzuko knows his secret... But is it really what he thinks it is?! From: Shoujo Crusade

Mikio teases his neighbor Mariko a flat-chest and she calls him a midget. When one day Mikio turned miniature and ended up in Mariko's care, they discover how wrong they are about each other.

Spin-off: The Master Is OutA one-shot manga. It’s an action/comedy story about a woman named Tyria who is a maid in disguise, but in reality she is sort of a counter-terrorism operative. It's up to her to stop a hostile takeover by pirates on an airship using only cooking items, like a frying pan, cutting knives and even a fork as apart of her deadly arsenal.

Aotsuki has started working part-time at a cafe, but the boss there is kind of scary. His boss has asked him to help him out with his crush on an employee, the pretty Sonezaki Majiyu. Will Aotsuki be able to set his boss up with her, or will he face the dire consequences of his failure? (summary by tethysdust)

From Baka-Updates Manga: It's 3 oneshots linked by the common theme of gashapon and some of the characters being friends with one another and/or attending the same school. • Love Gashapon On the first day that Yuhan moved into her new home, she discovered a window in her room that looks across directly at a neighbor's window. From that neighbor's window a mysterious shadow lurks... • Love Capsule Toy - Welcome, First Love YanZhu is a very shy girl, who has always liked her senpai but didn't have the courage to confess. It isn't until Valentin's Day eve, after she bought a toy at Monmon's shop, that she finally got up the courage to confess, who knew... • Love Capsule Toy - A Prince without the Glass Slipper Zhou ZiYu is a playboy who has never refused anybody, so he has countless number of ex-girlfriends. He is this kind of guy, yet he meets his soulmate at a masque ball? This is the longest of the stories, has 3 parts.

Collection of short stories: 1) Love Cruise Yuri starts her extravagant cruise trip alone, after her aunt calls her and asks Yuri to go in her place since she had to work. However, since Yuri was just dumped by her boyfriend, she couldn’t enjoy the trip at all. Then, she is called by an audacious young boy, however, the next time they met, he turns into an adult?! 2) Kawaii no ga Osuki Ema loves cute things, but they don't suit her. She especially loves the bears created by Minami-san and thinks they will make the perfect wedding gift for her sister. After discovering who Minami really is, will she be able to work with him? 3) Otameshi Kudasai Nogawa is a serious sales person who only shows a smile to customers and guests. One day, he offers a free sample of fried Gengis Khan to a yakuza princess. Later, she begins working with him, much to his dismay. 4) Ryuujin-sama to Oyome-sama One day, Kawamoto Mizuho encountered a dragon god who chose her as his bride by paying her father a large sum of money. Although unsure of how to emotionally connect with the dragon god, Mizuho consents to the proposal. Can Mizuho learn to love the dragon god, and does he truly love her or does he only want to use her?

From Evil Flowers: A short oneshot about the Demon of Love; the Incubus who, in order to become a Full Demon, needs to feast on the essence of 10,000 women. However, the last woman he chooses is actually a boy?! So, the Incubus decides to live with the boy, until he has completed his quest to become a Full Demon. It’s not shounen-ai, just a comedy.

Natsuo recently got a hot private tutor for his upcoming entrance exams. But there's something funny about Miss Hibiya that he just can't put his finger on. Miss Hibiya helps Natsuo on both his exam and his love life at school.