What's the best Android game for training anime-style horse girls, managing their stats, and enjoying horse racing competitions?

Umamusume: Pretty Derby is a gacha game that combines elements of dating sims and sports management, where you train horse girls with unique anime-style designs. The gameplay involves choosing daily activities to improve their skills and stats, with the ultimate goal of winning races. The game's loop is surprisingly complex, requiring strategic decisions to balance training and rest. Winning races involves careful planning and execution, creating a rewarding experience when your horse girl achieves victory. The game also has a compelling story and character development, making it more than just a racing simulator. The game is fun and addicting, especially when your trained horse wins first place.