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