Manga like Hai ni Naru Shounen

Jigoku Kozou

Status: Finished
Genres: Horror

A mysterious old woman appears before doctor Rasetsu Emma, who has recently lost his son in an accident. She says she can bring Daio back to life. After agreeing to this sinister proposal, Daio returns to his father, but to Rasetsu's horror, he is half decomposed and inhuman. To make him human again, he needs fresh human organs. Rasetsu does everything he can to reincarnate his son, but Daio just turns into a different kind of monster. No one can stop him as he continues to feed his hunger, claiming victim after victim.

Tags: Zombie

Youchuu

Also known as Mansect.

Status: Finished
Genres: Horror

Humans grow and age. They change. But always we are the same person, the same creature. Not so with insects, whose powers of metamorphosis alter not only their shape and size, but also their very beings. And now, because of one young man's unhealthy obsession with bugs, humans also find themselves transformed into disgusting, decrepit, bloodsucking insect monsters!

Tags: Body Horror , Shounen