Riiiiiight. You're new, and not from my word.

[Ahem. She assumed things sometimes.]

Youkai's a catch-all world humans use for spiritual creatures they don't know how to name otherwise. It's basically another word for 'monster' and we decided to embrace it. There's looots of different sorts. I'm what's called a Hashihime, a Bridge Princess.

Kami are spirits, but they're spirits people worship normally. You dont' usually worship youkai, usually.