Squid Girl, known in Japan as with the subtitle
The invader comes from the bottom of the sea!, is a Japanese
manga series by
Masahiro Anbe, which began serialization in
Weekly Shonen Champion in July 2007. An anime adaptation by
Diomedéa aired on
TV Tokyo between October and December 2010, and a second series titled
Shinryaku!? Ika Musume aired in Japan between September and December 2011. Three
original video animation (OVA) episodes were released between 2012 and 2014.