Gyakuten: Difference between revisions

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Using the values from the [[scoring table]], point differences can tell players, which hand values are necessary to accomplish surpassing leading players.
Using the values from the [[scoring table]], point differences can tell players, which hand values are necessary to accomplish surpassing leading players.


{{Gyakuten/header}}
{{Gyakuten/header}}{{Gyakuten/row
{{Gyakuten/row
|value = 1-30
|value = 1-30
|nondealerdiff = 1400
|nondealerdiff = 1400
Line 19: Line 18:
|dealertsumo  = 2000
|dealertsumo  = 2000
|dealerron    = 3000
|dealerron    = 3000
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 1-40 & 2-20
|value = 1-40
|nondealerdiff = 1900
|nondealerdiff = 1900
|dealerdiff    = 2000
|dealerdiff    = 2000
|nondealerron  = 2600
|nondealerron  = 2600
|dealertsumo  =  
|dealertsumo  =2800
|dealerron    =  
|dealerron    =4000
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 1-50 & 2-25
|value = 1-50 & 2-25
|nondealerdiff = 2000
|nondealerdiff = 2000
|dealerdiff    = 2400
|dealerdiff    = 2400
|nondealerron  = 3200
|nondealerron  = 3200
|dealertsumo  =  
|dealertsumo  =3200
|dealerron    =  
|dealerron    =4800
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 2-30 & 1-60
|value = 2-30 & 1-60
|nondealerdiff = 2500
|nondealerdiff = 2500
|dealerdiff    = 3000
|dealerdiff    = 3000
|nondealerron  = 4000
|nondealerron  = 4000
|dealertsumo  =  
|dealertsumo  =4000
|dealerron    =  
|dealerron    =5800
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 1-70
|value = 1-70
|nondealerdiff =  
|nondealerdiff =3000
|dealerdiff    =  
|dealerdiff    =3600
|nondealerron  =  
|nondealerron  =4600
|dealertsumo  =  
|dealertsumo  =4800
|dealerron    =  
|dealerron    =6800
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 2-40 & 3-20 & 1-80
|value = 2-40 & 1-80
|nondealerdiff = 3400
|nondealerdiff = 3400
|dealerdiff    = 4000
|dealerdiff    = 4000
|nondealerron  = 5200
|nondealerron  = 5200
|dealertsumo  =  
|dealertsumo  =5200
|dealerron    =  
|dealerron    =7800
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 2-50 & 3-25
|value = 2-50 & 3-25
|nondealerdiff = 4000
|nondealerdiff = 4000
|dealerdiff    = 4800
|dealerdiff    = 4800
|nondealerron  = 6400
|nondealerron  = 6400
|dealertsumo  =  
|dealertsumo  =6400
|dealerron    =  
|dealerron    =9600
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 3-30 & 2-60
|value = 3-30 & 2-60
|nondealerdiff = 5000
|nondealerdiff = 5000
|dealerdiff    = 6000
|dealerdiff    = 6000
|nondealerron  = 7800
|nondealerron  = 7800
|dealertsumo  =  
|dealertsumo  =8000
|dealerron    =  
|dealerron    =11600
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value = 2-70
|value = 2-70
|nondealerdiff =  
|nondealerdiff =5900
|dealerdiff    =  
|dealerdiff    =7000
|nondealerron  =  
|nondealerron  =9000
|dealertsumo  =  
|dealertsumo  =9200
|dealerron    =  
|dealerron    =13600
}}
}}{{Gyakuten/row
{{Gyakuten/row
|value =3-40 & 4-20 & 2-80
|value =  
|nondealerdiff =6500
|nondealerdiff =  
|dealerdiff    =7800
|dealerdiff    =  
|nondealerron  =10400
|nondealerron  =  
|dealertsumo  =10400
|dealertsumo  =  
|dealerron    =15400
|dealerron    =  
}}{{Gyakuten/row
}}
|value =3-50 & 4-25
{{Gyakuten/row
|nondealerdiff =8000
|value =  
|dealerdiff    =9600
|nondealerdiff =  
|nondealerron  =12800
|dealerdiff    =  
|dealertsumo  =12800
|nondealerron  =  
|dealerron    =19200
|dealertsumo  =  
}}{{Gyakuten/row
|dealerron    =  
|value =4-30 & 3-60
}}
|nondealerdiff =9900
{{Gyakuten/row
|dealerdiff    =11800
|value =  
|nondealerron  =15400
|nondealerdiff =  
|dealertsumo  =15600
|dealerdiff    =  
|dealerron    =23200
|nondealerron  =  
}}{{Gyakuten/row|value=Mangan|nondealerdiff=10000|dealerdiff=12000|nondealerron=16000|dealertsumo=16000|dealerron=24000}}{{Gyakuten/row|value=Haneman|nondealerdiff=15000|dealerdiff=18000|nondealerron=24000|dealertsumo=24000|dealerron=36000}}{{Gyakuten/row|value=Baiman|nondealerdiff=20000|dealerdiff=24000|nondealerron=32000|dealertsumo=32000|dealerron=48000}}{{Gyakuten/row|value=Sanbaiman|nondealerdiff=30000|dealerdiff=36000|nondealerron=48000|dealertsumo=48000|dealerron=72000}}{{Gyakuten/row|value=Yakuman|nondealerdiff=40000|dealerdiff=48000|nondealerron=64000|dealertsumo=64000|dealerron=96000}}
|dealertsumo  =  
|dealerron    =  
}}
|}


==External links==
==External links==

Revision as of 12:12, 3 May 2023

Discarded winning tile may not be enough for gyakuten.

Gyakuten 「逆転」 is an instance, where a player had passed up the placement of another player during the last hand. Players can either "luck" their way for a last minute win (or improvement in placement); or, they can know the points table. The latter can produce an advantage by having a better idea on the needed tile composition as well as other key decision making options, especially riichi.

Strategy for oorasu

The term normally applies to the last hand of the game. If a player manages to pass up a another player's placement position in this last hand, then the chance to lose the new position is eliminated because the game had ended. Either way, given the last hand, lower placed players must develop their hands in a way, such that gyakuten is possible. On the other hand, players with their desired standing must find a way to retain their position at the end of the game, either by winning the final hand or simply avoid losing points.

Score differences

With essentially the last hand of the game, players have one chance left to make a difference in the game. With that, awareness of point difference is key, which links directly to values from the scoring table. Here, minimal hand values are considered at the very least in order for players to surpass others higher in placement.

Gyakuten table

Using the values from the scoring table, point differences can tell players, which hand values are necessary to accomplish surpassing leading players.

Han-Fu Non-dealer Dealer
Tsumo Ron Tsumo Ron
Non-dealer diff - 1-30 1400 1600 2000 2000 - 1-40 & 2-20 1900 2000 2600 2800 - 1-50 & 2-25 2000 2400 3200 3200 - 2-30 & 1-60 2500 3000 4000 4000 - 1-70 3000 3600 4600 4800 - 2-40 & 3-20 & 1-80 3400 4000 5200 5200 - 2-50 & 3-25 4000 4800 6400 6400 - 3-30 & 2-60 5000 6000 7800 8000 - 2-70 5900 7000 9000 9200 - 3-40 & 4-20 & 2-80 6500 7800 10400 10400 - 3-50 & 4-25 8000 9600 12800 12800 - 4-30 & 3-60 9900 11800 15400 15600 - Mangan 10000 12000 16000 16000 - Haneman 15000 18000 24000 24000 - Baiman 20000 24000 32000 32000 - Sanbaiman 30000 36000 48000 48000 - Yakuman 40000 48000 64000 64000 96000

External links