Japanese name:	岸本あやせ
Nickname:	FES

Ayase is a second-year Suimei Academy student by day and vocalist by night. She sings for a popular indie rock band named "Phantasm" (ファンタズム Fantazumu). Her stage name is "FES". The lyrics in her songs appears to describe the events of the recent murders, leading the police to see her as a potential suspect. She is also the most spiritual and eccentric of the main characters.

Voiced by: Yui Sakakibara

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