Outro theme of ova included on a bonus DVD coming with a manga "Squid Girl (Shinryaku! Ikamusume) vol.12 (NEOBK-1219753)" comes out on CD! Sung by Kanae Ito. Comes with a bonus DVD with a music clip. *The DVD disc is encoded for region 2 (Japan, Europe, and Middle East), and no subtitles are included.