Several bands are known under this name: 1. Cassiopeia is a German Gothic Rock band. 2. Cassiopeia is the fan club name of Korean group 동방신기 (DBSK/Dong Bang Shin Ki/TVXQ/Tohoshinki). In 2009 the fan club released their first single titled "Love Melody - Letters from Cassiopeia" which was composed and written by the fans for DBSK.It is to show their support for the group while 3 members face a legal battle with their management company SM Entertainment. All money earned from the single are being donated to charity.