Gakuen ROSARIO class†ZER0 (学園ロザリオclass†ZER0) formed.
Dr. Katne (加常) joined.
Ba. Yuito (唯斗) joined.
Gt. Haru (羽流) joined.
The band officially decided on their name.
First live held.
The band went on hiatus after this live.
Gt. Haru (羽流) and Ba. Yuito (唯斗) left.
Ba. Masaki (将暉) joined.
Gt. Rinta (凜汰) joined.
The band returned from hiatus.
Gt. Kaimu (戒夢) joined.
Gakuen ROSARIO class†ZER0 (学園ロザリオclass†ZER0) disbanded
Gakuen ROSARIO class†ZER0 (学園ロザリオclass†ZER0) was a visual kei band. They were active from 2005 to 2009 and are now disbanded.