List of Horizon in the Middle of Nowhere episodes

An anime television series based on the light novel Horizon in the Middle of Nowhere was announced in the March 2011 issue of Dengeki Bunko Magazine. Produced by Sunrise, the anime series debuted in Japan on October 1, 2011. The series has been licensed by Sentai Filmworks in North America and was simulcasted through the Anime Network on October 4, 2011, followed by a home video release in 2012. Sentai has also licensed the second season for streaming and home video release in 2013. The opening theme song for the first season is "TERMINATED" by Minori Chihara. The first ending theme used is "Pieces -Side Ariadust-" by AiRI and the second ending theme used is "Stardust Melodia -Side Horizon-" by Ceui. For the second season, the opening theme is "ZONE//ALONE" by Minori Chihara. The first ending theme is "Kanashimi wa Dare no Negai Demonai -Side Sunset-" (悲しみは誰の願いデモナイ -Side Sunset-) by Aira Yūki and the second ending theme is "Sora no Uta -Side Sunrise-" (空の詩 -Side Sunrise-) by Masami Okui.