I am somewhat certain that the artist is Miia (Sora Amamiya), Papi (Ari Ozawa), Centorea (Natsuki Aikawa), Suu (Mayuka Nomura), Mero (Haruka Yamazaki), Rachnera (Sakura Nakamura). It's unfortunate that it is so damn long.
Using the same one in my version. Correct me if I am wrong.