Armors arent my forte but I could give you suggestions :)
Why not making a RWBY-esque designed UTAU? You can check the characters designs for inspiration :)
Hi! Welcome to UTAForum!
You can call me "Queen" (I'm a guy though, but pls call me Queen xD).
Your art is GORGEOUS! Do you mind tutoring me? hahaha xD jk
If you need help, I could try my best (I suck though, but...). People here welcomes you! :D