A free app for Android, by MasterGames.
World Mahjong is an original game that combines traditional Chinese mahjong and Japanese riich mahjong gameplay with world travel. You can also create your own worlds and play in the online world with your friends. The game supports traditional Chinese mahjong gameplay with a simplified UI, and you can also play riich mahjong with the same simplified UI.
This application requires you to connect to an internet connection for you to play the game. Now, you can enjoy playing this game with your friends and family for you to enhance your skill.