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