The Idolmaster Cinderella Girls (アイドルマスター シンデレラガールズ, Aidorumasutā Shinderera Gāruzu, officially stylized as THE iDOLM@STER CINDERELLA GIRLS) is a Japanese free-to-play simulation video game co-developed by Cygames and Bandai Namco Studios for the Mobage social network platform for mobile phones.

[4] The story in Cinderella Girls follows the career of a producer in charge of leading and training prospective pop idols to stardom.

An anime television series adaptation produced by A-1 Pictures aired in Japan between January 10 and October 17, 2015, and was simulcast by Daisuki.

The game and series takes place at the 346 Pro talent agency, where a producer is raising a group of idols to stardom in what is known as "The Cinderella Project".

The anime follows three such girls, Rin Shibuya, Uzuki Shimamura, and Mio Honda, along with their fellow idols, as they become part of the Cinderella Project.

In order to win the live battle, the player must obtain a higher score—determined by the idol units' total attack, defense, and skills—than their opponent.

The Idolmaster Cinderella Girls was developed by Cygames for DeNA's Mobage social network platform for mobile phones.

[8] It was first released on November 28, 2011, for Japanese feature phones,[9] and compatibility was extended to Android and iOS devices as a web application on December 16, 2011.

[14] The game was later released in South Korea for the Daum Mobage platform as an application for Android devices on December 2, 2014,[15] and it featured a new idol character exclusive to the version.

[24] The first manga series adaptation, titled The Idolmaster Cinderella Girls New Generations (アイドルマスターシンデレラガールズ ニュージェネレーションズ), was illustrated by Namo, and focuses on the characters Uzuki Shimamura, Rin Shibuya, and Mio Honda.

[35] Another four-panel comic strip series, titled The Idolmaster Cinderella Girls Dereradisan, was illustrated by Ajiichi for the manga website Gangan Online.

[38] Age-focused manga series have since been published based on the game: The Idolmaster Cinderella Girls U149, a web manga written and illustrated by Kyono[39] and published by Cygames' Cycomics division[40] which focuses on a cast of idols aged 9 to 12 (Miria Akagi, Arisu Tachibana, Risa Matoba, Koharu Koga, Nina Ichihara, Kaoru Ryuzaki and Haru Yuuki) and their producer and began serialization on October 15, 2016; and The Idolmaster Cinderella Girls After20, written and illustrated by Han Nigō and also published by Cycomics[41] which focuses on a cast aged 20 and up (Miyu Mifune, Kaede Takagaki, Mizuki Kawashima, Shino Hiiragi and Sanae Katagiri) as they eat food and drink beers, and began serialization on December 23, 2017.

[42][43] The music video was later included in the Blu-ray and DVD The Idolmaster Cinderella Girls: Animation First Set, released on November 5, 2014.

[45][46] The anime was produced by the animation studio A-1 Pictures and directed by Noriko Takao, who, with writer Tatsuya Takahashi, shared supervision duty for the series screenplay, and Yūsuke Matsuo based the character designs on designs provided by illustrator Annin Dōfu;[45] the music was composed by Hidekazu Tanaka of Monaca.

The series aired in Japan on BS11 via satellite, and Tokyo MX and nine other local independent terrestrial stations between January 10 and April 11, 2015, and was simulcast on Daisuki.

by Cinderella Project, a group composed of Uzuki Shimamura (Ayaka Ōhashi), Rin Shibuya (Ayaka Fukuhara), Mio Honda (Sayuri Hara), Miria Akagi (Tomoyo Kurosawa), Anastasia (Sumire Uesaka), Chieri Ogata (Naomi Ōzora), Ranko Kanzaki (Maaya Uchida), Rika Jōgasaki (Nozomi Yamamoto), Riina Tada (Ruriko Aoki), Minami Nitta (Aya Suzaki), Anzu Futaba (Hiromi Igarashi), Miku Maekawa (Natsumi Takamori), Kanako Mimura (Yuka Ōtsubo) and Kirari Moroboshi (Rei Matsuzaki).

An anime television series adaptation of Kuma-Jet's Cinderella Girls Theater spin-off manga, produced by Gathering and directed by Mankyū, was announced on November 28, 2016, as part of the game's 5th anniversary[5] via a 3-minute short film distributed online and premiered its first season which ran from April 4[50][51] to June 27, 2017.

[55] This time, production moved from Gathering to Zero-G.[56] On November 10, 2019, a promotional animated 6-minute short film, titled Spin-off!, was announced at the concert "The Idolmaster Cinderella Girls 7th Live Tour Special 3chord Funky Dancing!".

The short was directed by Naoki Yoshibe and produced by Orange in cooperation with Amazon Prime Video, Cygames, karaoke equipment manufacturer Daiichi Kosho Company and Nissin Foods.

The theme song of the short is "Oumuamua ni Kōun o" by Shiki Ichinose (Kotomi Aihara), Shin Sato (Yumiri Hanamori), Risa Matoba (Hana Tamegai), Nao Kamiya (Eriko Matsui) and Chitose Kurosaki (Kaoru Sakura).

[59] It was produced by CygamesPictures and directed by Manabu Okamoto, who was also the sound director, with Hiroyuki Takashima served as assistant director, Oki Murayama handled the scripts, Norie Igawa designed the characters for animation, Nippon Columbia produced the music, and Makoto Miyazaki composed the music score.