Riichi Sensei

Riichi Sensei

Riichi Sensei App Icon

Master Riichi Mahjong

Learn scoring, rules, and strategy with the most comprehensive Riichi Mahjong app.

smartphone
Download on the App Store
android
Coming Soon to Google Play

App Features

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Yaku Encyclopedia

Complete reference of all 41+ yaku and yakuman with multi-language support, visual examples, and smart search.

Available Now
calculate

Hand Calculator

Interactive scoring calculator with visual tile input, fu calculation breakdown, and payment distribution.

Available Now
school

Learning Path

Structured educational modules from basic concepts to advanced scoring, designed for progressive learning.

Coming Soon
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Practice Arena

Gamified quizzes including "Name the Yaku", "What's the Wait?", and scoring challenges with achievements.

Coming Soon

Support & Resources

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Report Issues

Found a bug or have a feature request? Let us know so we can improve the app.

Contact Support
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Riichi Mahjong Rules

Learn the fundamental rules and scoring system of Riichi Mahjong.

View Rules