strategy riichi
Kabe
壁
(かべ)
Definition
Wall - a defensive reading technique where all four copies of a tile are visible, making certain waits impossible. Used to identify safe discards.
Related Terms
Suji
筋
Interval-based safe tile theory. If an opponent discards a 4, then 1 and 7 become safer (suji tiles) because they can't form a ryanmen wait with 4 anymore.
Genbutsu
現物
A safe tile - specifically a tile that has been discarded by a player after they declared riichi. 100% safe to discard against that player's hand.