左岸 瞳

Name: Hitomi Sagan
Sex: Female
Age: 37 (in AI and AINI Past) | 43 (in AINI Present)
Birthday: May 11
Profession: Elementary School Teacher
Likes: Children, Okonomiyaki, Best Friends, Iris, Mizuki.
Dislikes: Antisocial people, War, Sickness, Organized Crime (AINS).
Hobbies: Reading, Gardening, Watching zombie movies.
Skills: Playing the video game involving shooting down alien invaders.

Hitomi is Iris's unmarried mother and an elementary school teacher. Her parents died in an accident when she was 17. She raised Iris alone. Due to an injury in the past, she can't move her right arm.