There is an urban legend that children tell one another about a shinigami that can release people from the pain they may be suffering. This "Angel of Death" has a name—Boogiepop. And the legends are true. Boogiepop is real. (Source: Seven Seas Entertainment)

The first three volumes and the sixth volume of the series were published in English by Seven Seas Entertainment from January 14, 2006 to August 5, 2008, before dropping the series due to low sales. The publisher later re-released these volumes, as well as the fourth and fifth, digitally with new copy-editing from December 26, 2017 to September 6, 2018. All six volumes were released physically in two omnibus volumes from October 16, 2018 to February 5, 2019.