Engaged to the Unidentified (未確認で進行形 Mikakunin de Shinkōkei?, Unconfirmed & In-Progress) is a Japanese four-panel comic strip manga by Cherry-Arai. The strip has been running in Ichijinsha's Manga 4-Koma Palette magazine since April 2009. The series focuses on Kobeni Yonomori, who on her 16th birthday meets Hakuya Mitsumine, her fiancé, and his sister Mashiro. An anime television series adaptation began airing in Japan on January 8, 2014.
Everything is perfect in this anime. If you haven't watched it yet, do it NOW.