Age: 23

Height: 164 cm (5' 5")

Weight: 50.1 kg (110 lbs)

Birthday: May 3rd (Taurus)

Blood Type: O

Bust Size: C

Yui an English teacher and the homeroom teacher of Kisaragi Academy's high school class 2-9, and a victim trapped inside Heavenly Host Elementary School. She's very close to the students and everyone loves her.