Can anyone guess who this is?

I wanna send in this cosplay avatar on Gaiaonline.com. I want to see if anyone can guess it.

http://public4.tektek.org/img/av/0904/d12/2145/3cf3469.png

Hint: She’s from a popular Wii Game.

Guitar Hero; Midori

Avatar:Into the Inferno [Wii] Level 2 (Walkthrough)