HaroHapi CiRCLE Broadcaster

'''BanG Dream! Girls Band Party!@Hello, Happy World! CiRCLE Broadcaster or HaroHapi CiRCLE Broadcaster or simply "CiRCLE'''" was a livestream which delivered BanG Dream! Girls Band Party!'s latest or upcoming information.

It aired from April 28, 2017 to April 23, 2021. However, the show has an episode 0 aired on March 17, 2017 where it was called "CiRCLE Broadcaster". It was then renamed to "@Hello, Happy World! CiRCLE Broadcaster" from its first episode and was hosted by Itou Miku and Toyota Moe.