Game

Uma Musume: Pretty Derby (ウマ娘 プリティーダービー, Uma Musume Puritī Dābī) is a mobile game by Cygames and still under development.

Gameplay
On April 23rd, 2017, Cygames released a first gameplay teaser. According to it you'll be able to compete in races, train your horse girls, read through story sections and participate in live shows.

In an interview with Famitsu, one of the developers of Uma Musume stated that the current development status is around 25%. They plan to release more information about the gameplay at AnimeJapan2017. A short statement on the planned release date was also given: "こ、今年のG1が終わるまでには…..！" ("By the end of this year's G1...!")

More information can be found on the official Japanese website.

Three further gameplay teasers were released on April 19th, 2018, showcasing a race, a live show and a story/training section.

On December 15th 2018 the game was officially delayed, with an unknown release date in 2019.

On December 26th 2019 the game was once again officially delayed. The development team has stated they are working very hard to release the game (as well as the  UmaYon Anime) in 2020.

According to the CyberAgent meeting that occurred on April 22nd, the game is still on track to be released in 2020.