THE IDOLM@STER MILLION LIVE! 4 Original CD

'''THE IDOLM@STER MILLION LIVE! 4 Original CD''' is a bonus CD only available for the special, limited editions of THE iDOLM@STER: Million Live! manga. It features a new unit song by CRESCENDO BLUE, and a cover song.

Tracklist

 * 1) Flooding (sung by: CRESCENDO BLUE)
 * 2) Vault That Borderline! (sung by: Ibuki Tsubasa, Julia, Takayama Sayoko, Nanao Yuriko, and Makabe Mizuki)