The Ultimate astronomer

Role: blackened

Parents: Kaito Momota and Maki Harukawa

Relationships:
Mizu Harukawa - older brother, not very close

Kitoko Ouma - childhood friends

Kaeda Ouma - not as close as her and Kitoko, but friends

Kaito Momota - father, fairly close, she learned a lot from him

Maki Harukawa - mother, nit very close, took after her in determination and appearance