Cinderella Nine

"Cinderella Nine in August" (Japanese: 八月のシンデレラナイン, Hachigatsu no Cinderella Nain), also known as "Cinderella Nine", is a free-to-play mobile video game for iOS and Android published by Akatsuki and Kadokawa. It was released in Japan on June 27, 2017. The game is set in the same world as the previous titles "Cinderella Nine" and "Cinderella Eleven." Players take on the role of a former baseball ace who had their career cut short by an accident, who then meets Tsubasa Arihara, a high school girl passionate about baseball. The player becomes the coach of the girls' baseball team, guiding them towards Koshien. The game has spawned various media adaptations including manga, novels, original net animations, and a television anime series. The four-panel comedy manga "Hachi Nai Gaiden: Senryoku Gai! Katato-chan" and the novel "Hachigatsu no Cinderella Nine: Before Summer" are serialized on the game's official website. The anime series was produced by TMS Entertainment and aired from April to July 2019. There is also a manga adaptation of the game called "Cinderella Nine in August S". With its themes of youth, high school girls, and sports, "Cinderella Nine in August" has attracted a wide range of players and viewers. Although the game is scheduled to end service on December 17, 2024, its derivative works continue to be updated.