헤이세이 쾌청 돗텐샤 부타오토메 GROOVE COASTER for STEAM/수록곡 GROOVE COASTER/수록곡 GROOVE COASTER/음반 GROOVE COASTER AC/수록곡 GROOVE COASTER WAI WAI PARTY!!!!/수록곡 GROOVE COASTER ZERO/수록곡