Riichi strategy: Difference between revisions

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=== Winning chance ===
=== Winning chance ===
Pressing players to defend will lower your chance of winning. If a hand has a yaku other than riichi, declaring riichi will generally lower your winrate by about 40%. Since riichi more-than-doubles your score until reaching mangan (1 han from riichi doubles score, then extra han from ippatsu/uradora), riichi generally has the better expected value.
Pressing players to defend will lower your chance of winning. If a hand has a yaku other than riichi, declaring riichi will generally lower your winrate by about 40%. Since riichi more-than-doubles your score until reaching mangan (1 han from riichi doubles score, then potential extra han from ippatsu/uradora), when you are below mangan, riichi will generally has a higher expected value.


If you don't care about points, but you do care about winning, you should dama. As mentioned above, if you are in the lead by a large amount, dama.
If you don't care about points, but you do care about winning, you should dama. As mentioned above, if you are in the lead by a large amount, dama.