Tags: Manga.
Kiss×sis (キス×シス Kisu×shisu) is a Japanese seinen manga written and illustrated by Bow Ditama. It began serialization in Bessatsu Young Magazine (now Young Magazine) on December 11 2005 and has since been published into twelve volumes by Kodansha. The series was later adapted into two animated series by Feel; a twelve-episode television show aired from April 5 to June 21 2010 by AT-X and an ongoing original video animation series since December 22 2008.