The tag alias #70527 project_sekai -> hatsune_miku:_colorful_stage! has been approved.
Reason: The game's official English title.
https://en.wikipedia.org/wiki/Hatsune_Miku:_Colorful_Stage!
EDIT: The tag alias project_sekai -> hatsune_miku:_colorful_stage! (forum #405812) has been approved by @scaliespe.
Updated by auto moderator