There are two bands/groups that share the name Aruna:

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/

Aruna Abrams is a solo artist who was once the vocals and keyboard player for Portal, the short-lived band founded by Cynic members after their first dissolution back in 1994.

http://www.metal-archives.com/band.php?id=10853

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

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