Dead Dead Demon's Dededede Destruction , also abbreviated as DDDD, is a Japanese manga series written and illustrated by Inio Asano. It was serialized in Shogakukan's seinen manga magazine Big Comic Spirits from April 2014 to February 2022, with its chapters collected in 12 tankōbon volumes. Viz Media licensed the manga for English release in North America. The story follows two young women, initially high school seniors and later college students, struggling with the mundanity of life after an alien spaceship appears over Japan.