round wind tiles
In mahjong, the tiles that match the current round wind (e.g., east tiles in the east round). These tiles score additional points when forming a set.
東場では、東の牌が場風になる。
In the east round, east tiles become the round wind tiles.
場風の刻子は役として認められる。
A triplet of round wind tiles is recognized as a scoring hand.
round wind tiles
Compound of 場 (ba, 'place, round') and 風 (kaze, 'wind'), referring to the wind assigned to the current round in mahjong.