If you're looking for manga similar to Kingdom of Z, you might like these titles.
A new infection has spread around the planet, that turns people into undead. The story begins a few minutes before the first recorded case, and shows the struggle of six young to survive this new world.
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When the infected approached Rei and Takashi's school, it led to a gruesome blood bath that left the majority of students and staff dead or turned into the zombie-like monsters that have spread throughout the world. Together with a handful of other survivors, Rei and Takashi set forth to find their families in a world that is rapidly detoriating. Governments have collapsed, the killer disease is out of control, and people everywhere are trying their best to simply live through each day...
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If you liked this, you will definitely like this! Both follow the Ecchi Adventures of High School Students and the different routes they chose to take in the apocalypse!
Zombies occupied Japan in only a month. To avoid being infected by zombies, Eito Hasaba, along with his mother and younger sister, head for a "sector," a blockaded safe zone. But soon after their arrival, Eito gets seriously injured during a disagreement and is thrown out of the sector. With his consciousness dimming, Eito sees a pack of zombies coming and resigns himself to his fate. But what does he discover when he wakes up? A story of a living dead anti-hero begins.
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If you liked this, you will definitely like this! Both follow the High school students suriving in the zombie apocaylpse but both groups plan to use the zombies for their own means!
A girl with prosthetic limbs and a tragic past wanders a zombie-ridden 23rd century earth now known as Death’s Amusement Park. Overrun by monsters, the post apocalyptic wasteland is the last place a little girl should call home, but she’s developed a unique coping mechanism…
Makoto, Yuuya and their classmates were sailing onboard a typical cruise ship when somehow, things went terribly wrong. Now, the boat is adrift, countless are dead, and mindless, murderous zombies roam the halls eating everyone they come across. Together, the survivors must try to live through the night and discover the truth about what happened aboard the vessel.
A story of a medical college female student who is obsessed with hearts...
In a Japan, where zombies are lurking in streets, the small Mika and Makoto are still human unlike their parents that day after day become more and more hungry.
Geeko's weird, creepy, friendless classmate Nero has destroyed all of their mutual classmates, perverting them into her grotesque, monstrous minions. Now she's sending them after Geeko, the only survivor. However, Geeko is setting out, dressed in her skimpy school uniform and armed with a big chainsaw, to end Nero's mad science, no matter how many undead former friends she has to saw down on the way.