About This Site
What is Tsumoron?
A beginner-friendly learning site where you can enjoy learning mahjong
The name comes from "Tsumo" + "Ron", conveying the joy of mahjong
Tsumoron is a learning site for those who want to start playing mahjong or improve their skills. We explain the complex rules and strategies of mahjong in an easy-to-understand and systematic way.
Site Features
Systematic Learning Path
Learn step-by-step from basics to practice in an order optimized for beginners
Easy-to-Understand
All technical terms are explained, with diagrams and charts for visual understanding
Mobile Friendly
Comfortable viewing on smartphones, learn anytime, anywhere
Comprehensive Glossary
Look up unfamiliar terms quickly with our comprehensive mahjong glossary
Content Categories
Beginner
Articles for learning from scratch: basic rules, tile types, basic yaku, and more
Rules
Detailed rule explanations: yaku requirements, score calculation, calling rules
Strategy
Practical strategy articles: hand development, defensive basics, situational judgment
Glossary
Mahjong terminology explained in an easy-to-understand way for beginners
About Us
Tsumoron was created with the desire to share the appeal of mahjong with more people. Our goal is to support beginners in learning and enjoying mahjong while improving their skills.
Contact
For questions, feedback, or bug reports about the site, please use our contact form.
We will review your message and respond as needed.