Uma Musume Cinderella Gray is a spin-off title of the Uma Musume project by Cygames. It follows Oguri Cap through her time at Kasamatsu Training Center Academy and on her journey of becoming a legendary horse girl. *Note: Includes the one-shot "Uma Musume: Cinderella Gray Gaiden - The mermaid left behind".*

One day, Hana, a high school girl who is in love with Karasugi, a senior at her part-time job, decides to confess her feelings. Hana heads to work with great vigor, but her senior comes out to her and says, “I am a fighter of a secret evil society...⁉ (Source: YanJan!, translated)

A short story depicting the past of Tamamo Cross and Trainer Komiyama. *Source: Official Account, translated.*

*Note: Originally published in Weekly Young Jump vol. 41.*