Violence Jack is a Japanese manga, written and illustrated by Go Nagai since 1973 until its conclusion in 1990. It has had several serializations and one-shot stories which have run in the 1970s, 1980s, 1990s and 2000s. Most of the stories have been compiled in around 38 tankōbon volumes, while a few of them have been published as special tankōbon or have yet to be published in that format. Violence Jack is credited with creating the post-apocalyptic manga and anime genre.

Comic Bunch is a Japanese manga anthology marketed to a seinen audience that was edited by Coamix and published weekly by Shinchosha from 2001 throughout 2010 and became monthly since 2011. The collected editions of their titles are published under the Bunch Comics imprint.