Naturally, the featured game is Japanese mahjong. Therefore, a multitude number of Japanese terminology are used. The following list includes the Japanese terminology, English equivalent, and the terminology usage.
A
| Japanese
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Kanji
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English
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Explanation
| Aotenjou
「」
No capping
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A rarely used rule, which eliminates the score cappings mangan, haneman, etc., and scores all hands as directly with the scoring formula.
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| Atozuke
「」
After-attach
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Allows a hand to win despite having no guaranteed yaku while in tenpai, as long as the winning tile generates a yaku. Opposite of sakizuke.
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| Anjun
「」
Concealed sequence
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Three self-drawn consecutive tiles of the same suit, used as one of the four melds in a regular hand. An open sequence would be a minjun, the general term for a sequence is shuntsu.
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| Ankan
「」
Concealed kan
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Four self-drawn identical tiles set aside as a kantsu. Declaring an ankan does not open the hand if it was previously closed.
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| Ankou
「」
Concealed triplet
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Three self-drawn identical tiles, used as one of the four melds in a regular hand. Compare with the yaku names san ankou and suu ankou. An open triplet would be a minkou, and the general term for any triplet is koutsu.
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| Ari
「」
In effect, on
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States that the preceding rule is used, as in akadora ari for playing with red fives. Opposite of nashi.
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B
| Japanese
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Kanji
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English
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Explanation
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C
| Japanese
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Kanji
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English
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Explanation
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D
| Japanese
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Kanji
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English
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Explanation
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E
| Japanese
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Kanji
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English
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Explanation
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F
| Japanese
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Kanji
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English
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Explanation
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G
| Japanese
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Kanji
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English
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Explanation
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H
| Japanese
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Kanji
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English
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Explanation
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I
| Japanese
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Kanji
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English
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Explanation
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J
| Japanese
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Kanji
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English
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Explanation
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K
| Japanese
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Kanji
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English
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Explanation
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L
| Japanese
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Kanji
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English
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Explanation
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M
| Japanese
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Kanji
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English
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Explanation
| Minjun
「」
Open sequence
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An open shuntsu, or a sequence of three consecutive tiles, formed by calling chii on the previously missing tile. A concealed shuntsu would be an anjun.
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N
| Japanese
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Kanji
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English
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Explanation
| Nashi
「」
Invalid, off
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States that the preceding rule is not in effect, as in kuikae nashi for disallowing players to call a tile and immediately discard another tile which would have also completed the called meld.
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O
| Japanese
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Kanji
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English
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Explanation
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P
| Japanese
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Kanji
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English
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Explanation
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Q
| Japanese
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Kanji
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English
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Explanation
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R
| Japanese
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Kanji
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English
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Explanation
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S
| Japanese
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Kanji
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English
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Explanation
| Shuntsu
「」
Sequence
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This is the generic term for, three consecutive tiles of the same suit, whether open or closed. Chii is used to call a tile to complete a shuntsu and set it aside as a minjun (open). A concealed (closed) shuntsu is an anjun.
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T
| Japanese
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Kanji
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English
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Explanation
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U
| Japanese
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Kanji
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English
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Explanation
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V
| Japanese
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Kanji
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English
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Explanation
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W
| Japanese
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Kanji
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English
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Explanation
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X
| Japanese
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Kanji
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English
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Explanation
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Y
| Japanese
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Kanji
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English
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Explanation
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Z
| Japanese
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Kanji
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English
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Explanation
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