gameplay riichi

Tonpuu

東風

(とんぷう)

Definition

East round only - a short game format consisting of one round (4 hands minimum). Common for online quick matches.

半荘

A half-game consisting of both East and South rounds (two full rotations). The standard game length for competitive riichi mahjong.

東場

The first round of a hanchan where the round wind is East. Each player gets one turn as dealer (minimum 4 hands).