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Japanese mahjong scoring rules: Difference between revisions
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=== Han === | === Han === | ||
'''Han''' {{kana|飜}} is the main portion of scoring. Each [[yaku]] is assigned a value in terms of han: most are valued at 1-2, going up to 6 han for closed [[chinitsu]]. Some yaku are worth -1 han with an open hand, and others cannot be scored at all with an open hand. Also, each [[dora]] in the hand grants +1 han. | '''Han''' {{kana|飜}} is the main portion of scoring. Each [[yaku]] is assigned a value in terms of han: most are valued at 1-2, going up to 6 han for closed [[chinitsu]]. Some yaku are worth -1 han with an open hand, and others cannot be scored at all with an open hand. Also, each [[dora]] in the hand grants +1 han. A hand's yaku and dora are added up to produce a total han value. | ||
Players are encouraged to know yaku, their han values, and how much points a given hand is worth. This knowledge may help with various game decisions, particularly when [[Riichi strategy|calling riichi]] or [[Betaori|abandoning the hand]]. | Players are encouraged to know yaku, their han values, and how much points a given hand is worth. This knowledge may help with various game decisions, particularly when [[Riichi strategy|calling riichi]] or [[Betaori|abandoning the hand]]. | ||
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# If the hand is a [[List of yaku|yakuman]], then the hand scores 8,000 basic points. | # If the hand is a [[List of yaku|yakuman]], then the hand scores 8,000 basic points. | ||
## If double yakuman are used, a double yakuman scores 16,000 basic points. If multiple (>2) yakuman are used, points are multiplied accordingly. | ## If double yakuman are used, a double yakuman scores 16,000 basic points. If multiple (>2) yakuman are used, points are multiplied accordingly. | ||
# Otherwise, determine all of the hand's valid [[yaku]]. | # Otherwise, determine all of the hand's valid [[yaku]] and determine the amount of dora [[dora]]. Count the number of han from these sources. | ||
## Some [[Yaku compatibility|yaku combinations]] such as [[chanta]] + [[junchan]] are not compatible with each other. | ## Some [[Yaku compatibility|yaku combinations]] such as [[chanta]] + [[junchan]] are not compatible with each other. | ||
# If the han count is 5 or more, then counting fu is no longer necessary. The hand is scored according to its han value: | # If the han count is 5 or more, then counting fu is no longer necessary. The hand is scored according to its han value: | ||
## 5 han: mangan hand worth 2,000 base points. | ## 5 han: mangan hand worth 2,000 base points. | ||