Misato

An alien who works as a high school nurse in 3027.

She secretly works for the military, administering weapon remnant neutralization vaccines to particular school students to prepare them for use as sacrifices by the military. She is a firm believer in the Arume's values of self-sacrifice, a fact that led to her separation from Yui in the past.

Voiced by Kosuge Mami in the radio drama adaptation of BLUE DROP.