Renge

A mysterious and beautiful young girl whom Fukami encountered at an inn. She has a cold demeanor and can be somewhat sharp-tongued.
She resides in a room filled with dolls. She appears to have the ability to project dreams onto people.

Renge is the famous Zashiki-Warashi, a youkai who was born and resided in the inn. Her prominent powers are to bring fortune to people around her, and she can also manipulate human memory to her liking.