Seikai wa Hitotsu! Janai!!

is a song covered by Poppin'Party and Glitter*Green.

It was originally sung by Milky Holmes and used as the opening for the first season of.

Live Performances

 * April 18, 2015: BanG_Dream! 1st Live: I started a band in spring!
 * June 14, 2015: BanG_Dream! 2nd Live: Instruments × Girls = Justice!
 * August 15, 2015: BanG_Dream! 3rd Live: It's summer! Bang-A-Dream!
 * September 26, 2015: BanG_Dream! Kansai Live: BanG_Dream! Won't you come to Kobe?
 * October 11, 2015: BanG_Dream! 4th Live: Welcome! Poppin☆PARTY!!!!!