World Riichi Championship rules: Difference between revisions
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*'''[[Uma]]''': {{uma|+15|+5|-5|-15}}. If players tie, uma is averaged (e.g. if two players tie for 1st, both gain +10). | *'''[[Uma]]''': {{uma|+15|+5|-5|-15}}. If players tie, uma is averaged (e.g. if two players tie for 1st, both gain +10). | ||
*'''[[Abortive draws]]''': None | *'''[[Abortive draws]]''': None | ||
*'''[[Chombo]]''': -30 (as of the 2022 edition), applied after [[uma]]. | *'''[[Chombo]]''': -30 (as of the 2022 edition), applied after [[uma]]. | ||
** Before 2022: -20. | |||
*'''[[Yakuman]]''': Hands can score a single yakuman maximum. | *'''[[Yakuman]]''': Hands can score a single yakuman maximum. | ||
*'''[[Kazoe yakuman]]''': Off - a 13+ han hand is scored as a [[sanbaiman]]. | *'''[[Kazoe yakuman]]''': Off - a 13+ han hand is scored as a [[sanbaiman]]. | ||
Latest revision as of 02:20, 11 September 2024
| World Riichi Championship rules ruleset | |
|---|---|
| Kuitan, atozuke | Ari-Ari |
| Starting points | 30,000 |
| Ending points (Target) |
30,000 |
| Negative score | Game end |
| Oka (total ante) |
0 |
| Uma (placement bonus) |
+15/+5 Modified for ties |
| Renchan setting | Tenpai-renchan |
| Abortive draws | None |
The World Riichi Rules were used by the World Riichi Championship and authored by Sylvain Malbec. It combines the rulesets of the EMA and contemporary Japanese rules.
Summary
Basic rules, such as turn order, tile calls, and available yaku, are the same as any regular Japanese mahjong ruleset.
The following organizations and their rulesets were put into consideration:
- European Mahjong Association (EMA)
- 101 Kyougi Renmei
- Japan Professional Mahjong League (JPML)
- Korean Mahjong League (KML)
- Mu Mahjong μ!
- Nihon Pro Mahjong (NPM)
- Real Mahjong Unit (RMU)
- Saikouisen
- United States Professional Mahjong League (USPML)
Rule list
- Kuitan (open tanyao): On
- Atozuke: On
- Oka: Off
- Uma: 「+15 / +5 / -5 / -15」. If players tie, uma is averaged (e.g. if two players tie for 1st, both gain +10).
- Abortive draws: None
- Chombo: -30 (as of the 2022 edition), applied after uma.
- Before 2022: -20.
- Yakuman: Hands can score a single yakuman maximum.
- Kazoe yakuman: Off - a 13+ han hand is scored as a sanbaiman.
- Pao: On for daisangen, daisuushii, and suukantsu.