Groove Coaster Wai Wai Party!!!! announced a TWEWY DLC music pack.
"The world might end with you, but our next Groove Coaster Wai Wai Party music pack will make you wish the #TWEWY & #NTWEWY tracks included never end! Coming to international eShops this month
N/S America: April 21st
Europe: April 28th"
The DLC's full contents can be found here.