The BURN ALT AIR Add-on for Groove Coaster has 6 achievements.
Play BURN ALT AIR 20 times
Play BURN ALT AIR and clear all of SIMPLE, NORMAL and HARD
Play BURN ALT AIR and get A Rank in SIMPLE, NORMAL and HARD
Play BURN ALT AIR and get S Rank in SIMPLE, NORMAL and HARD
Play BURN ALT AIR and get S+ Rank in SIMPLE, NORMAL and HARD
Play BURN ALT AIR and get S++ Rank in SIMPLE, NORMAL and HARD