Oha Girl Chu! Chu! Chu! will be releasing their 3rd single Koakumarundesu / Sayonara no Kawari ni 2013 (こあくまるんです / サヨナラのかわりに2013) on February 19.
This is a double A-side single.
The tracklist is the same for regular editions Type A, B, and C, only the CD cover is different.
The limited editions include a bonus DVD featuring music video and other special footage.