Five cast members have been announced for the forthcoming anime adaptation of the Hachigatsu no Cinderella Nine smartphone game:
- Nozomi Nishida is Tsubasa Arihara
- Reina Kondo is Ryō Shinonome
- Saki Minami is Yūki Nozaki
- Honoka Inoue is Tomoe Kawakita
- Yumiri Hanamori is Akane Ukita
Susumu Kudo is directing the series at TMS Entertainment. Jin Tanaka is in charge of series composition, and Takayuki Noguchi is designing the characters.
Hachigatsu no Cinderella Nine is scheduled to premiere in Japan in 2019.