seinaru yoru ni kono utagoe wo (project sekai)
The 8th event of Project Sekai. The focus of this event is Wonderlands x Showtime.
See Also
The following tags are aliased to this tag: on_this_holy_night_i_sing_(project_sekai) and on_this_holy_night_with_this_singing_voice_(project_sekai) (learn more).