Is a band that perfomed some anime themes. The opening theme of Shinryaku Ika Musume is Lets Invade Shinryaku no Susume? by ULTRAPRISM with Hisako Kanemoto. Two songs are used for the opening and ending themes of the anime Softenni ? by UltraPrism with Shiratamach Soft Tennis Club and Tsumasakidachi ? by Kanae It respectively. The ending theme of Rio: Rainbow Gateis MiracleChance Mirakuru Chansu? by ULTRAPRISM. CD singles of the songs were released on January 26 2011 by Universal Music. Source: Wikipedia