There are 2 Ratu bands: 1) Stoner doom from Lithuania 2) Ratu was an Indonesian music duo from Jakarta, Indonesia, formed in 1999 with Maia Estianty, then the wife of musician Ahmad Dhani, on instruments and Pinkan Mambo on vocals. Ratu entered the Indonesian musical scene with their first album, "Bersama" (Together) (2003). After a short break caused by Mambo's departure in 2004, the group formed anew with Mulan Kwok as vocalist. This new line-up proved more successful Read more on Last.fm