Who should sing this Remix?

Sors

Local Guppie & UTAU Korean Advocate
Tutor
Defender of Defoko
So as you guys may know, I made my own remix of Electric Angel, you can hear it down below!

https://clyp.it/ccb5psdh?token=13c59894cfd147d91f02124027815808

Now I wondered tho...
Who should sing it?
My tendency goes towards Ritsu, because his voice is nice and he is well known. But a part of me wants it to be sung by a vocaloid, or even Vocaloid and UTAU together!

So now my question is...which Vocals wozld fit the best?