Data Sources & Licensing
UmamusumeDB is a fan project. We aim to keep the site useful for players while respecting data licensing and copyrights.
Wikidata (CC0) — real racehorse facts
For “prototype racehorse” information (birth/death dates, sex, sire, etc.), we use Wikidata structured data. Wikidata’s structured data is available under Creative Commons CC0.
Fan-curated game data
Character/support card/skill data on this site is curated for gameplay reference (filters, tools, cross-links, etc.). We avoid hosting or distributing copyrighted game assets and do not claim ownership of any official content.
Copyright & attribution
- Not affiliated with Cygames, Inc. or Uma Musume Pretty Derby.
- All trademarks and game-related IP belong to their respective owners.
- We provide external links to public sources when applicable.