These are NicoNico cover artists from what I can tell. Just don't know any of their names.

I'm gonna put their names here, in case someone wants to know.
From left to right : 1)Taiyakiya 2)Ajikko 3)Nitmegane 4)Shoose 5)S!N 6)aki 7)KOOL 8)Ry☆ 9)Kamen Liar 217 10)Mao(that white thing) 11)Cocolu 12)nqrse 13)Mes 14)Hiiragi Yuka
And that's the cover artists. Other than that, I don't know. They're the one provide instruments and mixing, also arts. I'm gonna put artist_self-insert for Rella then, the one that holding a pen.

zizenguex said:

I'm gonna put their names here, in case someone wants to know.
From left to right : 1)Taiyakiya 2)Ajikko 3)Nitmegane 4)Shoose 5)S!N 6)aki 7)KOOL 8)Ry☆ 9)Kamen Liar 217 10)Mao(that white thing) 11)Cocolu 12)nqrse 13)Mes 14)Hiiragi Yuka
And that's the cover artists. Other than that, I don't know. They're the one provide instruments and mixing, also arts. I'm gonna put artist_self-insert for Rella then, the one that holding a pen.

There should be a tag for utaites. Also, the only instrumental I recognize is drm because of his trademark clown mask playing Bass guitar.