There are at least two known performers / bands that share the name Aruna:

1) Aruna is a brazilian rock band based in Santo André, São Paulo. They gathered in 2008 and their sound is a mix of heavy guitars with lots of vocal layering and spicy keys/synths.

http://www.myspace.com/arunabr

http://www.arunaweb.com.br/

2) Aruna Abrams, going by the name Aruna, is a solo artist who was once the vocalist and keyboardist for portal, a short-lived band founded by the members of Cynic, after their first dissolution back in 1994.

http://www.arunamusic.com/main.html

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