Seinen

Somewhere in Tokyo, there is a room. In that room is a black sphere. Periodically, people who should otherwise have died are transferred to the room. There, the sphere gives them special suits and weapons, and sends them out on a mission to kill aliens here on Earth. While these missions take place, the rest of the world is largely oblivious to them. These missions are lethal - few participants survive them. The sphere calls the shots, and it is not the slightest bit nice. Its name... Gantz.

The story begins in 1420, right as what would be known as the Bohemian War began. A young girl named Sharka is raped and left for dead among the corpses of her whole town, but she manages to survive. She is picked up by the Bohemian forces, who put a gun in her hands and take her on board as a soldier. Will Sharka be able to fight and take her vengeance?

Shiratori Tatsuhiko was a bum wandering the streets with no money to his name when he meets Mako. He works as a scout for an agency called Burst that recruits girls on the streets for adult entertainment in the Shinjuku area of Tokyo. Tatsuhiko quickly learns the techniques of scouting and is even more attracted to how much money he can make. But with how the industry is maintained, Tatsuhiko has to deal with the lying, deception, violence, greed and even the yakuza.

Kyoubei Kurokawa, university student, has an aimless life. Having run away from home to live alone he doesn't even have a place to sleep. One day he was saved from falling off a bridge by Asumi Nanjou, a mysterious girl from the same university, that takes him to her apartment to treat his wounds. When she finds out about his situation, Nanjou decides to let him live on her house, on one condition: he'll be an invisible man. Bewildered at first, he later finds out what she meant: she'll completely ignore his existence.

For his beloved younger sister's treatment, Shinomiya Ryouma is working frantically to raise a billion yen while going to high school. One day, a mysterious woman asks him, "Can you put your life on the line for what you desire?" and after receiving a ticket from her, an accident befalls him! When he wakes up, he finds he's turned into a girl and what's more, he's participating in a "game" where a win means he can reverse his fate but a loss means he'll die instantly! (Euthrosyne)

Three days dragon flight from the nearest town, deep, deep in the forest, then deeper still, lives a 'witch'. Nina the witch, also called "The world's strongest witch". Visiting her is the apprentice, Iris.
This is the record of the witch and her apprentice's peaceful days, in a remote forest that breathes illusions and magic.

Fail-translated from the official summary:
Kanaruzawa Sekai, "The God Who Lived A Thousand Years", is a beautiful girl with silver hair and red eyes. She's pompous and does not know much about her surroundings, and despite her childish appearance, she can tolerate alcohol and tobacco, and spends her day in her mansion reading books.

This is a four-panel comedy manga about Kobeni Yonomori, who on her 16th birthday suddenly has a young man with little presence named Hakuya Mitsumine and his little sister Mashiro appear in front of her. It turns out that Hakuya is her fiancé, and Mashiro is her future sister-in-law. The three (and Konbeni's big sister Benio) start living together underneath the same roof, and hilarious happenings occur.

Heat is a crime story featuring a young man named Tatsumi Karasawa who suddenly rises in the criminal world of Shinjuku, Tokyo, and becomes the leader of a group of amateurs who show no reluctance to face police and gangs alike. His successes in the Tokyo underground make a chief and a yakuza boss plot a conspiracy to eliminate him.