Terra Formars OVA (テラフォーマーズ, Terafōmāzu) is a OVA series, produced by Liden Films and based of the BUGS2 story arc of the manga Terra Formars. The 2 OVAs were released with 10th & 11th volume of the manga, each being ~25 min long.
The production of the OVA series and TV anime was announced in the middle of February 2014. Later in the end of April, a Terra Formars Kickoff Stage Event on Niconico Chokaigi 3, revealed the Staff and Cast for the OVA series. An ad in Young Jump revealed that there will be 2 OVA episodes, released as limited editions of 10th and 11th volume of the manga in August 2014 and November 2014. On May 19, the official site for the OVA opened and revealed character designs.