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. 3. Cassiopeia is the mixed choir of the University of Oulu Students' .