Mahjong Jussei

Train Riichi mahjong decisions with Traditional Chinese and Japanese support, 60 real-hand drills, discard rankings, shanten signals, and photo-assisted hand analysis.

Mahjong Jussei is a Riichi mahjong strategy coach for learners and improving casual players.

Practice with fast, tile-based hand challenges, enter a 14-tile hand manually, or use Photo Scan Beta to create a draft hand for confirmation. Mahjong Jussei ranks discard options and explains shanten, effective tiles, and the estimated chance that the next draw improves your hand.

Pro unlocks more daily analyses, advanced drills, and up to 50 saved hand reviews.

Built for learning, not gambling. Mahjong Jussei does not support real-money play, betting, prizes, tournament assistance, live-match assistance, or guaranteed-win claims. Photo scan results must be confirmed by the user before analysis.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/