Riichi Calc - Japanese Mahjong Calculator

Riichi Calc is an easy to use app that takes any valid Japanese mahjong hand and calculates all possible winning combinations. A great companion for any Japanese mahjong player! Feel free to e-mail me about any calculation errors. Features: 　 Used for the Japanese variant of Mahjong. 　 Order is irrelevant. The app will rearrange the tiles for you.