OneeChanbara: Kurenai

Gantz

Kei Kurono is a cynical high school student who keeps to himself, tired of the cruelty people are capable of. One day at the subway station, his classmate Masaru Katou jumps onto the tracks to save a drunk man who has fallen. On impulse, Kei follows him. They manage to pull the man to safety, but both boys are struck and killed by the oncoming train. Instead of dying, Kei and Masaru wake up in an apartment full of strangers, all of whom have recently died. In the center of the room is a large black sphere called Gantz. It gives them high-tech suits and strange weapons, then sends them out to hunt and kill bizarre alien creatures hidden on Earth. Each mission is brutal and often deadly. Sur

Highschool of the Dead

A mysterious illness spreads rapidly through the halls of Fujimi High School. In a matter of hours, infected students collapse and rise again as flesh-hungry zombies. Among the few who escape the initial outbreak are second-year student Takashi Komuro, his childhood friend Rei Miyamoto, and their friend Hisashi Igou, who flee to the roof only to find the entire world collapsing around them. Forced to leave the school behind, Takashi and Rei band together with a group of survivors: Saeko Busujima, president of the kendo club; Saya Takagi, a wealthy genius; Shizuka Marikawa, the school nurse; and Kouta Hirano, a firearm-obsessed otaku. Together they must navigate a society in ruins, where the

Magical Girl Apocalypse

Kii Kogami is a high school student bored with his daily routine, wishing for something out of the ordinary to happen. One day, while looking out the classroom window, he sees a small girl strike his teacher, causing the man's head to explode. He rushes to the bathroom to calm down, convinced it must be a dream. When he returns, the same girl is slaughtering his classmates while repeating the word "magical." The victims soon rise again as zombie-like creatures that join her in the massacre. Kii and his childhood friend Tsukune manage to survive and must now endure the chaos alongside other survivors while searching for answers about what has happened to their world.

Dungeon Seeker

Junpei Takeda is a meek high school student who suffers daily at the hands of Kido Shouta and his gang, while his childhood friend Noriko Tatsumiya always comes to his rescue. One day, the three of them are suddenly summoned to another world by a being who calls himself God. Junpei expects to arrive as a hero, but his stats turn out to be worse than those of an ordinary villager. Betrayed by the people he trusted, Noriko and Kido trick him into entering the Sacrificial Labyrinth, a dungeon filled with powerful monsters from which no one has ever escaped. With almost no chance of survival, Junpei discovers a unique ability that lets him learn skills from the enemies he defeats. Driven by re

Killing Bites

College student Nomoto Yuuya is dragged into a dangerous world when a casual outing turns violent. The girl his acquaintances try to kidnap, Hitomi, is a human-animal hybrid known as a honey badger, and she brutally eliminates her captors. Yuuya survives, and Hitomi is assigned to stay with him for his protection. Hitomi is a participant in Killing Bites, an underground fighting circuit where powerful corporations wager on brutal duels between hybrids—beings that combine human intelligence with the fangs and instincts of beasts. Thrown into this hidden arena, Yuuya must navigate a world where survival is the only rule and the fighters are anything but human.

Infection

A new infection spreads across the planet, turning people into undead carriers of a deadly parasite. The story begins just minutes before the first recorded case, following Haruki Amamiya and his group of friends as they face the sudden collapse of the world they knew. As the outbreak consumes their city, the six youths must fight to survive in a reality where anyone can become a monster. Trust, fear, and desperation shape their struggle to stay alive and find a safe place in a world overrun by the infected.