>>14331874The voice of the singer is owned by cover
The stream is owned by cover
The vtuber avatar and backgrounds is owned by cover
The instrumental used in the song is uploaded onto YouTube without copyright issue
And the stream itself is unmonetized
English covers fall under fair use in the west
Cover has an expansive list of Japanese permissions
There is nothing illegal happening. Unless you argue that singing a song to your family and a neighbor overhearing it is a copyright yab, the same thing but to a larger audience that can't superchat you shouldn't be bad.
If somehow, copyright is so fucked that this IS illegal, than /pol/ was right and the music industry and everybody in it needs to be destroyed.