Stella Women's Academy, High School Division Class C3 (Japanese: 特例措置団体ステラ女学院高等科Ｃ3部, Hepburn: Tokurei Sochi Dantai Sutera Jo-Gakuin Kōtō-ka Shīkyūbu, lit.

"Preferential Measure Organization Stella Women's Academy, High School Division Class C3"), also known by the abbreviation C3-Bu (C3部, Shīkyūbu),[2] is a manga series written by Ikoma and illustrated by Tomomoka Midori.

Yura Yamato has just transferred to the prestigious Stella Women's Academy (ステラ女学院, Sutera Jogakuin) and discovers that it is difficult to find friends in her first day at school.

[4] Stella Women’s Academy, High School Division Class C3 is written by Ikoma and illustrated by Tomomoka Midori, and published by Kodansha in their Monthly Young Magazine.

[11] The series is directed by Masayoshi Kawajiri and produced by Gainax, with character designs by Manami Umeshita and music by Kōtarō Nakagawa.