<P> Four pieces of theme music are used for the episodes: two opening themes and two ending themes . The opening theme for the first 12 episodes is "Core Pride" by Japanese rock band Uverworld, while the opening theme from episode 13 onwards is "In My World" by Japanese rock band ROOKiEZ is PUNK'D . The ending theme for the first 12 episodes is "Take Off" by South Korean boy band 2PM, while the ending theme from episode 13 through episode 25 is "Wired Life" by Japanese singer Meisa Kuroki . </P> <P> Aniplex announced they would simulcast the series in North America through video sites Hulu, Crunchyroll, Anime News Network and Netflix starting on April 20, 2011 . Aniplex of America released Blue Exorcist on DVD in four sets, starting by releasing the first DVD on October 18, 2011 . An Original Animated Video (also known as an OVA) has also been released in 2011, called Ao No Exorcist: Kuro no Iede . The series began broadcasting in the United States and Canada on Viz Media's online network, Neon Alley, on October 2, 2012 . The series began airing on Adult Swim's Toonami block on February 23, 2014 and finished airing on August 10, 2014 . </P> <P> After six years, a second season, titled Blue Exorcist: Kyoto Saga, was announced in June 2016 and premiered on January 7, 2017 . Koichi Hatsumi directed the sequel, while Toshiya Ōno wrote the scripts, Keigo Sasaki designed the characters, and Hiroyuki Sawano and Kohta Yamamoto composed the series' soundtrack . A-1 Pictures returned to produce the animation . It was also announced that there would be five new characters in the sequel . The opening theme song was "Itteki no Eikyō" (一滴 の 影響, lit . "Drop's Influence") by Uverworld, while the ending theme song was "Kono Te de" (コノ 手 デ, lit . "With This Hand") by Rin Akatsuki . </P> <P> The plot of the anime contains anime - exclusive story arcs since the anime and the manga diverge significantly starting with episode 18 of the first anime season . The original ending contained within the first season's final eight episodes is ignored in the second season, with the anime story timeline once again following the narrative of the manga . The story events which take place in the second season correspond to volumes 5 through 9 of the manga . </P>

Who sings the opening song for blue exorcist