Only child, mother died on Mars. Father still living and an Admiral in Earth's Space Forces.
Background Info
She's friends with almost everyone she meets. However, she considers Jun Aoi as a especially close friend, and her "Good, wonderful friend" Akito Tenkawa is her best friend of all. She's an ace in combat simulations at the academy, and leads with a cheerful, relaxed command style that shows no fear or hesitation.