Atsuko Shimizu
Parents: mother, father (both unnamed)
Other relatives: Toki, Yumi (sisters)
Mentors: Toki, Kita
Neighbors: none of note
Likes romantically: Toshirou (Eternal Storm onward)
Friends with: Taki, Hana, Sora
Gets along with: Shiori (Eternal Storm onward), Shuichi (Eternal Storm onward)
Neutral toward/work-only relationship: Takeshi, Reka, Sharon, Mara, Kiara, Jun-ai, Shaoqiang
Doesn't get along with: Takumi
Dislikes: Nasim, Yousef