Wakasagihime: the mermaid that swims in misty lake She is usually not an enemy of humans, but thanks to her newfound power she planned to join the Youkai Rebellion and rebel against her superiors. Her ability is to become stronger when in water.

Mystia lorelei: She is a little Night Sparrow with an egocentric personality - at least she sounds arrogant - that enjoys infusing confusion and terror into the hearts of humans using her ability: a song that creates confusion in those who hear her. Also she is a great cook since she works at grilled lamprey vendor

Funfact: they are best friends