KONAMI is celebrating both DDR and pop’n music’s 20th anniversary with a crossover event. Both DDR and pop’n music get a brand new song named ANNIVERSARY ∴∵∴ ←↓↑→ by BEMANI Sound Team “U1 overground”. DDR A gets シュレーディンガーの猫 by Cait Sith, and pop’n music peace gets Come to Life by ARM (IOSYS) feat. Nicole Curry. The event is live as of 11/15/2018, 10:00 AM JST. More info about the event can be found on the DDR 20th Anniversary site.