KanFu: Riichi Mahjong Calc

Content rating
Everyone
10+
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Content rating
Everyone
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About this app

KanFu scores any Riichi (Japanese) Mahjong hand instantly. Build your hand tile by tile, add the winning tile, and get the yaku, han, fu, and point payments. No manual counting.

Full scoring: every standard yaku and yakuman, complete fu, ron and tsumo, riichi, and situational yaku. Dora, ura-dora, and red fives (aka). Called melds, 3-player (sanma) with pei, and full table state (round, seat, honba, sticks), all backed by configurable house rules.

Dark mode. Built-in guided tour. Works offline. No ads.

Feedback? Use the Support option in Settings.
Riichi Mahjong score calculator: yaku, fu, dora, and 3-player scoring.
Updated on
Jul 19, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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What’s new

Initial release
Content rating
Everyone
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App support

About the developer
NASH KEVIN JAMES
kevin@diginash.com
Japan