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Terms & Legal Notice

Terms of Service & Disclaimer

Effective Date: June 25, 2025 • Last Updated: November 2, 2026

Please read these Terms of Service and Disclaimer (“Terms”) carefully before using UmamusumeWiki.com. By accessing or using this website, you agree to be bound by these Terms.

1. Intellectual Property Disclaimer

Official Intellectual Property Notice:
UmamusumeWiki.com is an unofficial, community-driven database and guide. All game assets, characters, artwork, and trademarks (including 'Uma Musume Pretty Derby') are the registered intellectual property of Cygames, Inc. This site is not affiliated with, endorsed by, or sponsored by Cygames.

All company names, brand names, game titles, character names, support card illustrations, skill icons, and associated logos referenced on this website are the property of their respective copyright and trademark owners, primarily Cygames, Inc.

Historical racehorse photographs displayed in our Real-Life Thoroughbred Lore sections are sourced dynamically from Wikimedia Commons / Wikipedia under Creative Commons licenses (such as CC BY-SA) with direct attribution links provided alongside each photograph. If you are a copyright owner or authorized agent and believe that any content on UmamusumeWiki.com infringes upon your intellectual property rights, please notify us immediately via our Contact Us page so we can promptly review and remove or update the material.

2. Fair Use & Educational Purpose

UmamusumeWiki.com is operated strictly as an informational, analytical, and educational resource for the global fan community of Uma Musume Pretty Derby.

  • All character statistics, support card effects, skill activation formulas, gacha banner histories, and real-world thoroughbred racing records are compiled to assist players in understanding game mechanics, planning training builds, and appreciating the history of thoroughbred horse racing.
  • Low-resolution game icons and visual references are utilized solely for identification, commentary, comparative analysis, and database indexing under applicable fair use doctrines (including 17 U.S.C. § 107).
  • Our interactive Support Deck Builder & Share Card Generator is provided free of charge as a non-commercial community utility without requiring user registration or login.

3. Limitation of Liability

All information, database parameters, tier list rankings, internal math calculations, and training build recommendations on UmamusumeWiki.com are provided on an “as-is” and “as-available” basis without any warranties, express or implied.

  • Game Updates & Balance Changes: Live-service games undergo frequent patches, localization revisions, and mechanical adjustments across Global (EN) and Japanese (JP) servers. While we strive to keep our master data accurate, actual in-game values, skill behaviors, and banner schedules may change at any time without notice.
  • Training & Gacha Outcomes: Career training runs, inheritance spark generation, Champions Meeting (PvP) matchmaking, and gacha pulls involve randomized mechanics (RNG). UmamusumeWiki.com assumes no responsibility or liability for your in-game training results, match outcomes, or expenditure of in-game currency (Carats) or real-world funds.
  • External Links: This website contains links to external third-party websites (including Wikipedia, official press releases, and online retail stores). We do not control and are not responsible for the content, availability, or practices of any third-party sites.

4. Changes to These Terms

We reserve the right to update or modify these Terms of Service & Disclaimer at any time. Any changes will be posted directly on this page with an updated revision date. Your continued use of UmamusumeWiki.com after any modifications constitutes your acceptance of the updated Terms.

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UmamusumeWiki.com is an unofficial, community-driven database and guide. All game assets, characters, artwork, and trademarks (including “Uma Musume Pretty Derby”) are the registered intellectual property of Cygames, Inc. This site is not affiliated with, endorsed by, or sponsored by Cygames.