Can someone tell me who sings this song?

[Wavey]

I was watching this video of the new hairstyles on PSU:AoI... but who sings the song in the video? I really want to find it.

Thanks!!

http://stage6.divx.com/user/sazanami6/video/1208666/%5Bpsu%5D-Illuminus-female%5C's-hairstyle