Talk:Happiness Gift Coord/@comment-34481411-20180926005605/@comment-3487190-20180928002903

While we still don't know what use the OP2 song is gonna be, as said it is not revealed in DCD Part 4 for now. Unless either the coord or the song would be revealed earlier or later in the anime.

Although technically they can use premium brand dresses in unit duets, it's just that so far in unit duets we've only seen unit dresses but no brand dresses in this anime series.