your current audio is overencoded, please either update it with a better quality one or re-encode it back to 128kbps
the brackets in the title aren't required as they are only used as a design choice to separate title from other things on youtube, they aren't included in other sources:
https://hololive.hololivepro.com/en/music/q/
https://cover.lnk.to/Qsingle
that would also make things consistent with the ranked set
thus the final metadata would look like:
Artist: Calliope Mori x Gawr Gura x DECO*27
Title: Q