American Riichi Mahjong League
American Riichi Mahjong League is an online competition league for riichi players in America. Members play out hanchan in batches of four hanchan across player rotations in a season. Currently, players are grouped six times per season for a total of 24 hanchan played.
Format
The format emulates the competition format used with the Japan Professional Mahjong League (JPML). Players are divided into different league groupings from A to B, with subdivisions in each grouping.