Ayana Taketatsu
It was announced in June 2008 that an animated adaption of "Kiss×sis" would be produced by Feel. On December 22 of that year, the first OVA was released, bundled with the third volume of the manga, directed by Munenori Nawa. Subsequent releases were packaged with subsequent volumes of the manga. The 12th and last episode was released on April 6, 2015. The opening and closing themes for the OVA include by Ayana Taketatsu and Yuiko Tatsumi and by Nana Takahashi, respectively.