Japanese mahjong
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Japanese mahjong, also known as riichi mahjong, is a variant of mahjong. Japanese mahjong shares the same basic rules as other mahjong variants, but also features a unique set of rules such as riichi
In Japanese mahjong, each player arranges their discards in an ordered, openly readable pile. One may not win by stealing a tile (ron) if they had previously discarded a winning tile (furiten).
Japanese mahjong tiles, including red dora tiles as well as season tiles which are used in variants
The called tile in open groups is pointed towards the player it was called from. In this case, both calls came from the player to the left, whose discard pile is accordingly smaller by the two tiles taken.
Yakitori markers
Japanese mahjong scoring rules are used for Japanese mahjong, a game for four players common in Japan. The rules were organized in the Taishō to Shōwa periods as the game became popular.
Japanese mahjong
…means declaring a ready hand, and is a kind of yaku. A player may declare a ready hand if their hand needs only one tile to complete a legal hand (tenpai), and the player has not claimed another players' discards to make open melds. When declaring riichi, the player must place their 1,000-point stick and…
Japanese point sticks, used in a manner similar to poker chips. Left to right: 10,000 point stick, 5,000 point stick, 1,000 point stick, 100 point stick
Yaku table
Nagashi mangan at draw: all of the winner's discards were terminals or honors.