We've been working with WugFresh to build a Windows Kali NetHunter installer.
This is what we've got so far:

http://images.kali.org/Kali_v1.0.9.sfx.exe

md5sum:037dd84192e52200837cce4f99abae4d
sha1sum:49d2a3486b87080d9a86e2f42d90e91212c8bb7d

You're welcome to test and comment!