From matchlocks and cellphones to kimono and TV games, the cultures are blended, a modern Era with an “Inner Palace” inside the Osaka castle!?
The only son of the Toyotomi Shogun, Hidekage, on mission with the inspection bureau “Carrion Cafeteria – Vulture”, infiltrated this harem where pretty girls are gathered. However, the girls he saw there, were fighting for show, watched from outside an aquarium-like glass case. Those are not regular beauties! This is the start of a never experienced before forbidden school life!

A series of short stories centering on Sugekoma, a high school prodigy with severe behavioural problems, and Miss Matsuzawa, the teacher who he ties up all the time. It's a big send-up of S/M cliches, H manga, SF, and the otaku mentality.

There are minor subplots concerning other students - e.g. Junko Fujieda, who can't stand perverts, they make her violent; and Murata, a masochist who's infatuated with her.

When forcibly injected with the DNA of Musashi—the legendary swordsman—by the secret organization Akai Umi (Red Sea), Hagane Yakushimaru becomes a master fencer with supernatural powers. She sets off to rescue her parents, who have been abducted by Akai Umi, making friends and foes with supernatural beings (parasite projects) who have also been injected with the DNA of other historical figures.

What is Hagane's secret? Why is she the only successful female DNA injection recipient? What exactly is the project called the "Revelations of the New Millennium"? A veteran artist depicts a futuristic battle manga on a grand scale.

"Casio and his little sister Nokia both work as bounty hunters who use magic packets that they download through their mobile phones and cast with the built-in camera to defeat mysterious apparitions called phantasms. The bounties for these phantasms are quite high, but the enormous fees for the magic packets they download and the property damage they create has reduced them to a homeless status living off cup ramen. This all changes when they meet a foolish albeit wealthy, young woman called Sony who didn't bother to properly research Casio and Nokia's true nature before becoming their sponsor. "

When Haruhei Sakura entered in an exam school, he fell in love with a girl who also goes to the same school. She is the daughter of a millionaire, but strangely works at a part-time job in a cabaret. He wishes for her to quit her job and also hopes that she will be intent on studying for the entrance examination of college with him.

Sasakura Kyouya is your typical average high school boy (what else would he be? a ninja?) who is no longer ordinary after meeting a girl shinigami one day, who her purpose is to protect him. How will Kyouya survive this aloof shinigami? What kind nud- *cough* i mean "Plot" awaits him?That is only for Kyouya to find out!

Welcome to the 35th Test Platoon of the Taimadou Gakuen, or "Antimagic Academy". The academy is home to squads that hunt down and kill, destroy, or otherwise render harmless magical practitioners and artifacts. The 35th Test Platoon is a band of misfits who don't seem to fit in anywhere else. Each member is a specialist with a focus on a different aspect of operations. The squad may become the greatest team ever, but first they must overcome their greatest obstacle: each other!

6-7. Mirionera Drive Ch. 1-2

Takuma Miyabe is a boy from an island who moved to Tokyo because his island doesn't have a high school there. However, the ratio of male and female is 1:9. There are too many female students in his class, and as a result, they "flirt" and torture the still innocent Takuma.

A powerful sorceress, Felicia Rand Philistin, once tried to conquer the nation of Shurian. In her wake of terror and destruction, a single man stood up and rebelled against her oppression and domination. The people called him Maian the Brave (Yongja Maian) and it was he that sealed the evil sorceress.
A thousand years later, Fenix Maian in a strange twist of fate releases the sealed sorceress that his ancestors have tried so hard to keep imprisoned. Now he has to keep the sorceress from taking over the world once again...

Mirin Asami and his three brothers Momiji, Kouji and Natane are told by their father to cross-dress, but while Mirin's brothers enjoy dressing and acting like girls, Mirin doesn't.

Kotarou Hayasaka is a new student at Oomiya High School, a prestigious boys school where the student council president is able to make a single school rule at the beginning of the year. This year, the student council president Izuki Jinguuji decides that all the students have to cross-dress during school activities, much to Kotarou's dismay.

Ookuni Kenichi is the successor of the Inaba Shine. After 10 years away, Kenichi returns to the shine to follow in his grandfather's footsteps. After misunderstandings and mishaps, Kenichi discovers the four shrine maiden's secret and wonders which one is his childhood friend that he made a promise to.

A girl playing a male character in a video game falls in love with a female character in the virtual world while unaware the player is actually a boy. Meanwhile strange distortions begin to happen in the real world...

Oneshot from a recent issue of Kairakuten.

A short summary of the Adult Manga Wars.

From Yen Press:
Ding-dong! DEAD-dong! Class is about to begin, and you don’t want to be late on your first day of school! Join Tsugumi Harudori in the NOT class at Death Weapon Meister Academy, a school dedicated to training transforming Weapons like Tsugumi and the Meisters who will wield them. Many NOT (Normally Overcome Target) students aspire to join the elite EAT (Especially Advantaged Talent) class, but it may take Tsugumi some time to find her confidence—and a partner—at this crazy school!

A short manga about American Marines and the word "F*ck". (Through the eyes of the Japanese!)

From MangaHelpers:
A sequel to Kenzen Robo Daimidaler, this once again features the high schooler Koichi Madanbashi. Koichi possesses "Hi-Ero" particles, which are powered up by groping women, and he is particularly fond of groping women's breasts. He pilots a robot to fight the Penguin Empire's killer penguin robots.