DorohedoroDorohedoro.

Dorohedoro (ドロヘドロ) is a Japanese manga series written and illustrated by Q Hayashida. It was serialized in Shogakukan's manga magazines Monthly Ikki (November 2000 to September 2014), Hibana (March 2015 to August 2017), and Monthly Shōnen Sunday (November 2017 to September 2018); its chapters were collected in 23 tankōbon volumes. Dorohedoro tells the story of the amnesiac reptilian-headed Caiman, working together with his friend Nikaido to recover his memories and survive in a strange and violent world.