Mizuka Irei (伊禮 瑞榎, Irei Mizuka) Voiced by: Takako Honda (Japanese); Lydia Mackay (English) Misaki's best friend. After Kimijima was killed she discovered the body and hid it, which resulted in Misaki not being blamed for the murder. She dies when her HUG is driven berserk by the Committee of 300 and she falls off a cliff.