i. She can see anything she'd like! Feel free to have her read into his bracket thoughts or whatnot.

ii. Yes, I'd just want to be contacted first.

iii. This is complicated, since Hitsugaya's sort of a spirit already. The mist has materialized him a human body, but I'm still not sure it would work, because of the nature of the spell.

iv. No.

v. He would probably strike her as more inhuman than human. ALL DAT SPIRIT POWER.