Arakawa Under the Bridge (荒川アンダー ザ ブリッジ Arakawa Andā za Burijji) is an anime adaptation of the manga of the same name which was written by Hikaru Nakamura. The anime is produced by Shaft and directed by Akiyuki Shinbo. The anime adaptation was announced in August 2009, and aired on TV Tokyo between April 4, 2010 and June 28, 2010. A second season, titled Arakawa Under the Bridge *2 (荒川アンダー ザ ブリッジ*2 Arakawa Andā za Burijji x Burijji), aired in Japan between October 3, 2010 and December 26, 2010.
The first season has three theme songs, two opening themes and one ending theme. The main opening theme is "Venus & Jesus" (ヴィーナスとジーザス Vīnasu to Jīzasu) by Etsuko Yakushimaru and its ending theme "Upside-down Bridge" (逆様ブリッジ Sakasama Burijji) by Suneohair, which is also the ending theme for episode 13 of the second season. The opening theme was released as a single on May 26, 2010, and the ending theme on June 23, 2010. The opening theme for episode five is "Think up a title yourself" (タイトルなんて自分で考えなさいな Taitoru Nante Jibun de Kangaenasai na) performed by Miyuki Sawashiro.
The second season has three theme songs, two opening themes and one ending theme. The main opening theme is "Cosmos vs. Alien" by Yakushimaru while the ending theme is "Red Coat" (赤いコート Akai Kōto) by Suneohair. The opening theme for episode 10 is "Kou-sama☆GO! Summer!! ~Well, Let's go to Venus~ (行様☆GO!Summer!!〜いや、行くのは金星だから〜 Kō-sama☆GO! Summer!! ~ Iya , Iku noha Kinsei Dakara ~) by Chō.