Mahjong Notes

If you haven't read it yet, check out Part 1 of the series. Inefficient But Low Risk Yaku Chanta, Honitsu, Chiitoitsu, and Toitoi hands can be some of the most challenging to play. Often times, we want to go for one of these yaku while keeping standard hands available. These two goals are often incompatible - middle tiles are the most efficient tiles, but cannot be used for chanta, do not help for honitsu of a different suit, and are bad pair candidates for chiitoi or toitoi. At what point do we force a yaku and toss the efficient middle tile? These hands are also the most flexible in terms of dealin risk management. We often keep many honor tiles when going for these hands, making them low risk, but also low winrate hands. The control we have over our dealin risk is a blessing and a curse. If we overextend our hand by calling or cutting honors, we may be stuck fighting a riichi with a low winrate hand and not enough safe tiles. On the other hand, we always have the opti