Legal Disclaimer & Trademark Notice
Last updated August 5, 2026. Questions? Email support@rosemahjong.app.
Independent Operation & Non-Affiliation
Rose Mahjong is an independent application, educational training aid, and interactive scorekeeper developed by Rose Mahjong.
Rose Mahjong is not affiliated with, authorized by, sponsored by, or endorsed by any official mahjong association, league, or card publisher.
Intellectual Property & Nominative Fair Use
Trademarks: Rose Mahjong makes no claim of ownership over third-party trademarks, printed card artwork, or card designs. Any reference to standard annual American Mahjong rule years or card releases is descriptive only, for compatibility purposes.
Game Mechanics: The pattern-matching calculations, bot logic, and hand proximity tools provided within Rose Mahjong represent programmatic implementations of uncopyrightable functional game mechanics and mathematical combinations.
Printed Cards: Rose Mahjong does not host or distribute scans, images, or facsimiles of any printed game card. Physical cards remain the property of their publishers, and Rose Mahjong is not a substitute for purchasing one.
Educational & Utility Purpose
Rose Mahjong is designed solely as a digital assistant, training tool, and gameplay platform. Users are strongly encouraged to support official leagues and associations by purchasing authorized, physical annual game cards directly from official distributors.