kanojo ga flag wo oraretara
Kanojo ga Flag wo Oraretara (彼女がフラグをおられたら) is a light novel series written by Takei Tooka and illustrated by CUTEG. It is published by Kodansha under their Kodansha Ranobe Bunko imprint and there have been 8 volumes released between December 2011 and April 2014.
The series has received a manga adaptation by Nagian, as well as two manga spin-offs.
An anime television series adaptation by Hoods Entertainment began airing in April 2014. The series has been licensed by NIS America under the title If Her Flag Breaks.