The Namcot Medley Add-on for Groove Coaster has 10 achievements.
Play Namcot Medley 20 times
Play Namcot Medley and clear all of SIMPLE, NORMAL and HARD
Play Namcot Medley and get A Rank in SIMPLE, NORMAL and HARD
Play Namcot Medley and get S Rank in SIMPLE, NORMAL and HARD
Play Namcot Medley and get S+ Rank in SIMPLE, NORMAL and HARD
Play Namcot Medley and get S++ Rank in SIMPLE, NORMAL and HARD
Play Namcot Medley and get A Rank in EXTRA
Play Namcot Medley and get S Rank in EXTRA
Play Namcot Medley and get S+ Rank in EXTRA
Play Namcot Medley and get S++ Rank in EXTRA