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