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Karaten: Difference between revisions
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'''Karaten''' {{kana|カラテン}}, or '''empty tenpai''', is a [[tenpai]] hand that cannot win because all possible winning tiles are unavailable. The "visible tiles" may either be discarded, used as a dora indicator, and/or already exist in one's hand. In addition the tiles may be held in other players' hands or in the dead wall, but these would be unknown to the player. | '''Karaten''' {{kana|カラテン}}, or '''empty tenpai''', is a [[tenpai]] hand that cannot win because all possible winning tiles are unavailable. The "visible tiles" may either be discarded, used as a dora indicator, and/or already exist in one's hand. In addition the tiles may be held in other players' hands or in the dead wall, but these would be unknown to the player. | ||
Karaten hands are generally considered tenpai for the purpose of [[ | Karaten hands are generally considered tenpai for the purpose of [[ryuukyoku]], except if all four copies of the winning tile are in the player's own hand. | ||
==The fifth tile case== | ==The fifth tile case== | ||
When a hand has all four copies of a tile, and is waiting on a fifth copy of a tile, it | When a hand has all four copies of a tile, and is waiting on a fifth copy of a tile, it may not considered tenpai at all. Example: | ||
{{#mjt: 123456789m5555p}} Waiting for: {{#mjt: 5p}} (impossible) | {{#mjt: 123456789m5555p}} Waiting for: {{#mjt: 5p}} (impossible) | ||
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{{#mjt:12m444p678s1180z33m0z}} Waiting for: {{#mjt:3m}} | {{#mjt:12m444p678s1180z33m0z}} Waiting for: {{#mjt:3m}} | ||
Similarly, this hand could complete a sequence if there was a | Similarly, this hand could complete a sequence if there was a fifth 3-pin, but all four are part of a [[kan]]. | ||
This is subject to rule variation. In some platforms, hands like these still count towards tenpai | This is subject to rule variation. In some platforms, hands like these still count towards tenpai. | ||
===Cases=== | ===Cases=== | ||