Dempagumi.inc (でんぱ組.inc, Denpagumi Inku) is a Japanese female idol group from Akihabara, Tokyo. Their music generally follows the style of denpa song. All of its members are said to be former otaku.
The group was formed in 2008 by producer Maiko Fukushima, and released one indie single before undergoing some member changes and being signed to Lantis and Toy's Factory. Since then, they have released several charting singles and albums, performed many concerts around the world, and appeared in several television shows and a 2013 film.