OniAi, is a Japanese light novel series written by Daisuke Suzuki, with illustrations by Gekka Urū. The series is published by Media Factory and since December 2010 and ended on January 25, 2019 with a total of 12 volumes released. There are two manga adaptation series, both serialized in Media Factory's Monthly Comic Alive magazine. An anime adaptation by Silver Link aired in Japan from October 5 to December 21, 2012.
Premise
After 6 years of living apart due to the death of their parents, the Himenokōji twins, Akito and Akiko, are finally reunited when Akito desires to live as a member of the family once more. Although things are fine at first, Akiko begins to express her incestuous love for her older brother, who only sees her as his little sister. Things become more complicated for her when more girls move in with the siblings.
OniAi started as a Japanese light novel series, written by Daisuke Suzuki, with illustrations by Gekka Urū. The series is published by Media Factory under their MF Bunko J imprint. The series' first volume was released on December 21, 2010, and as of March 25, 2014, there have been 11 volumes total. A drama CD was released bundled with the limited edition of the seventh volume, published on September 22, 2012.
Manga
A manga adaptation series by Kurō Rokushō began serialization in the December 2011 issue of Media Factory's seinen manga magazine Monthly Comic Alive. The series has also been released in 6 volumes, between February 23, 2012, and May 23, 2014. A manga series by Akira Yamane, titled Sakigake!! Onii-chan dakedo Ai sae Areba Kankei yo ne! was also published in Monthly Comic Alive between its July 2012 and March 2013 issues. Its first volume was released on November 22, 2012.
Anime
A 12-episode anime television series adaptation, directed by Keiichiro Kawaguchi and produced by studio Silver Link, aired in Japan between October 5 and December 21, 2012, and was later simulcasted by Funimation. The opening theme for the anime is "Self Producer" by Minori Chihara, whilst the ending theme is "Life-Ru is Love-Ru!!, by Liliana Sisters consisting ofIbuki Kido, Minori Chihara, Asami Shimoda and Eri Kitamura. The series was released on Blu-ray Disc and DVD in Japan in 6 volumes between December 2012 and May 2013. A North American Blu-ray/DVD release by Funimation with subtitles in English was released on December 31, 2013. The series performed well enough to be a financial success for Funimation, and it led Funimation to do more subtitle-only Blu-ray/DVD releases in the future.
