Stella Women's Academy High School Division Class C³ (ステラ女学院高等科C³部, Tokurei Sochi Dantai Stella Jo-Gakuin Kōtō-ka Shīkyūbu) -- often abbreviated C³-bu (しーきゅーぶ, Shīkyūbu) -- is an animation adaption by Gainax of the manga series of the same name which was written by Ikoma and illustrated by Tomomoka Midori, airing on TV July 4th, 2013 and simulcasted by Crunchyroll. The original manga was published on June 13th, 2013 and followed up the original web series Preferential Measure Organization Stella Women's Academy, High School Division Class C3 (特例措置団体ステラ女学院中等科C³部, Tokurei Sochi Dantai Stella Jo-Gakuin Chūtō-ka C3-Bu) which released in 2010.
"Yura Yamato has just transferred to the prestigious Stella Women's Academy and discovers that it is difficult to find friends in her first day at school. After a chance meeting with a fellow student named Rento Kirishima, she is recruited to the school's airsoft club named C³ (derived from command, control, and communications, which is also the club's motto). The story revolves around Yura's experiences as a member of the C³ Club and her interactions with her fellow members."