Chiho Sasaki is Maou's friend and a fellow employee at MgRonald's. She has a crush on Maou. She can hear and understand the language of Ente Isla, after receiving feedback from a hypnosis spell that Maou cast on her father, Inspector Sasaki. She has a strong will and a very try-hard personality. She is in love with Maou, and sometimes gets jealous when she sees Emi and Maou together.