glossary
What is dora in riichi mahjong?
Dora are bonus tiles that add one han each to an already valid win. A dead-wall indicator is flipped; the next rank in that suit becomes dora. Red fives (akadora) also count as dora. Dora never replaces the yaku requirement.
In Tilehaus
Dora are bonus tiles that add one han each to an already valid win. A dead-wall indicator is flipped; the next rank in that suit becomes dora. Red fives (akadora) also count as dora. Dora never replaces the yaku requirement.