>From the Wikipedia page on tokin: Tengu, dangerous yet
>protective spirits of the mountains and forests, are depicted in the
>style of yamabushi, and are also shown wearing the tokin.
>

Useful, but it doesn't explain why something out of Japanese mythology would be fluttering around Asgard.

>It may well be that Someone is also checking into trespassers in Her
>realm.

If so, Teleute would probably consider it perfectly reasonable to drop in herself, instead of sending somebody or going in disguise. I've no idea if there's any actual relationship between them, but I can see her treating Corwin like a nephew regardless of that.

Peter Eng
--
I had to search through UF: Twilight to make sure I got her name right.