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Kanchan: Difference between revisions
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==Strategy== | ==Strategy== | ||
Kanchan is considered to be a "bad wait", because it can only wait for a maximum of 4 tiles. Therefore, it is worse for [[tile efficiency|hand development]] than [[ryanmen]]. | Kanchan is considered to be a "bad wait", because it can only wait for a maximum of 4 tiles. Therefore, it is worse for [[tile efficiency|hand development]] than [[ryanmen]]. However, like the other bad waits, kanchan can be used to [[Suji#Offense|suji trap]] opponents. | ||
In general, ''inner'' kanchans > ''outer'' kanchans > [[penchan]]s when it comes to [[tile efficiency]]. See below for details. | In general, ''inner'' kanchans > ''outer'' kanchans > [[penchan]]s when it comes to [[tile efficiency]]. See below for details. | ||
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*A {{#mjt:12p}} penchan cannot be upgraded to ryanmen on its own. It must first draw a {{#mjt:4p}}, turning it into a {{#mjt:24p}} kanchan, then draw the {{#mjt:5p}} to get a ryanmen. | *A {{#mjt:12p}} penchan cannot be upgraded to ryanmen on its own. It must first draw a {{#mjt:4p}}, turning it into a {{#mjt:24p}} kanchan, then draw the {{#mjt:5p}} to get a ryanmen. | ||
As a kanchan requires 1 drawn tile to be upgraded to a ryanmen, but a penchan requires 2 drawn tiles, the kanchan is superior to keep before tenpai. In addition, only a kanchan can be turned into a [[#Ryankan|ryankan]] shape, adding another advantage. However, once | As a kanchan requires 1 drawn tile to be upgraded to a ryanmen, but a penchan requires 2 drawn tiles, the kanchan is superior to keep before tenpai. In addition, only a kanchan can be turned into a [[#Ryankan|ryankan]] shape, adding another advantage. However, once tenpai is reached, both kanchan and penchan become effectively identical. | ||
==External links== | ==External links== | ||