Mahjong Skill Builder

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring. If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

This app is designed to help you master the full scoring process, from recognizing yaku and han values to calculating fu and final points, through fun and structured practice across five progressive levels.

▼ Who is this for? Beginners who are not yet confident with yaku or scoring
Players who have played for years but still find scoring confusing
Anyone who wants to quickly recognize Mangan, Haneman, and Baiman
Intermediate and advanced players aiming for accurate fu-based scoring

▼ Level Up with 5 Training Modes Lv.0 How many han?
Identify the han value of a given yaku. A beginner-friendly mode to learn the relationship between yaku and han.

Lv.1 Which yaku?
Look at a winning hand and choose the correct yaku. Covers everything from basic yaku like Tanyao and Pinfu to combined hands. Also includes open hands (Chi and Pon), helping you build real-game recognition skills.

Lv.2 How many han and fu?
Determine both han and fu from a given hand. Learn how yaku combine and how fu is calculated based on sets, waits, and winning methods.

Lv.3 How many points?
Calculate the final score from given han and fu. Practice real scoring scenarios including dealer and non-dealer, Ron and Tsumo. Also covers rounding rules and limits like Mangan, Haneman, Baiman, and Yakuman.

Lv.4 Full scoring Advanced
A comprehensive mode combining all previous levels. Analyze a hand, identify yaku, calculate han and fu, and determine the final score just like in a real game.

▼ Simple and User-Friendly Design 10 questions per session
Multiple-choice format with 4 options
Quick sessions you can finish in minutes
Randomized questions for endless replayability

Track your progress with clear results

Accuracy rate
Score bar
Performance feedback such as Excellent, Good, or Keep practicing

▼ Learn with Realistic Hands All questions are based on real Mahjong rules and hand structures.

Includes Man, Pin, Sou, and honor tiles
Visual tile display for intuitive understanding

Real-game conditions are clearly shown

Dealer or Non-dealer
Ron or Tsumo
Dora and Ura-dora
Riichi and Ippatsu
Open hands such as Chi and Pon

Covers a wide range of yaku from basics to Yakuman.

▼ Review Your Progress Check your past results anytime

Accuracy by mode
Number of correct answers
Practice history

Identify your weak areas and improve efficiently.

▼ Settings App info such as version and number of questions per session
Mode explanations

▼ Mahjong Scoring Basics Mahjong scoring is determined by a combination of han and fu. Final scores are rounded up to the nearest 100 points.

5 han or 4 han 30 fu equals Mangan 8000 points
Higher tiers include Haneman, Baiman, Sanbaiman, and Yakuman
Dealer and non-dealer scores differ
Ron and Tsumo scoring methods also vary

This app covers all of these rules in practical training form.

▼ Start Now Practice regularly and you will be able to calculate scores instantly, even during real games. Whether you are playing with friends or at a Mahjong parlor, you will never hesitate on scoring again. Download now and become a Mahjong scoring master.

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