What can you do when you get mistaken for murder? Nothing. You go to prison. Lucky for you, your inmates are some of the biggest cutthroats in the prison. Seriously, you are lucky. Especially when zombies attack.

A mysterious transfer student arrives to the third year, class C for Hanazono Girl's Middle School.
Akane is a plain and simple girl who was tired of her over bearing Friends, and silently thinks that it is o.k for the world to be destroyed. However, all the girls of the class wake up to find themselves in a desolated school, with count down timers. Every girl is tied to another one, and this pair must survive a 7 day Battle Royal. As it turns out, Akane is tied down to the mysterious transfer student.

Friendships crumbles, hopes are lost and sanity is tested as the game starts of with a bang!

A manga about combat maids engaging in trench warfare

August 1893, church calendar. The kingdom of Nohmaland declared war on the Flatanian empire and invaded their territory under the pretext of atrocities against Patlasi within the empire In order to support the regular troops, the empire send the [armed service], and armed maid group tasked with guarding/policing the castle inside, to the front lines. The war against the kingdom still continues.

It is Universal Century 0079, at the end of the One Year War between the Earth Federation and the Principality of Zeon. The space colonies of Side 4, or Moore, were previously destroyed by a Zeon attack, and many colonists lost their lives. Side 4 became a shoal zone filled with the wreckage of destroyed colonies and warships, lit by constant flashes of lightning due to collisions between electrified debris. It soon came to be known as the "Thunderbolt Sector."
The Moore Brotherhood, an Earth Federation Forces unit made up of surviving citizens from Moore, set out to exterminate the Zeon forces in the Thunderbolt Sector in order to reclaim their homeland. To halt the Federation advance, the Zeon forces deployed their own Living Dead Division, which was established to collect combat data on soldiers with prosthetic limbs.
Io Fleming, though part of the Moore Brotherhood, hates being tied down by his homeland and family history. Daryl Lorenz, having lost his legs in earlier battles, is now an ace sniper of the Living Dead Division.
When they confront each other on the battlefield, they will reach a mutual realization.
These two are destined to kill each other.

The story is about class 3-E of Kunugigaoka Middle School, where every morning they greet their teacher with a massive firing squad. The teacher is a weird combination of an alien and a octopus that moves at speeds of mach-20. It turns out this creature was responsible for the destruction of the moon, rendering it forever in a crescent shape. He has announced that he will destroy the world in one year. The creature will teach class 3-E how to assassinate him before the year is over.

Volume 21 contains Tokyo Depato Sensou Taikenki (Tokyo Department War Memoir)
A girl named Yuzuko, wanted to buy a new wristwatch for her father in the department store that pierces through the heaven. On her way, she got attacked by an one piece dress. A mysterious dude came out and helped her. Just what is the 'desire' that he's talking about? And just what kind the department store it is?

Alice Ryouhei will leave high school soon, but he's trying to avoid thinking about his future. Late one night, when he's hanging out with his tough friend Karube and his silly, girl-crazy friend Chota, they see fireworks. After one blindingly bright explosion, they find themselves waking up in a different world. In this 'Borderland,' people are forced to either participate in potentially deadly games or simply die. Will Chota, Karube, and Ryouhei be able to survive this dangerous new world, and is there a way they can get back to their original lives?