Heavy Music ClubThe beginning within Sakura Gakuin, from the Heavy Music Club to SU-METAL’s graduation.The Heavy Music Club is born The first stage Live Premiere of “Ijime, Dame, Zettai” Doki Doki ☆ Morning Iine! Headbangeeeeerrrrr!!!!! Summer Sonic 2012 LEGEND “I”: First Self-Headlined Concert SU-METAL graduates