Thanks for the extra info guys. I am in the process of making my own riichi mahjong game so, this helped a lot! I also bought the app suggested by or2az which I like, lots of options :) Edit: Actually, the app I bought is another one. But also I have it. (In case someone is wondering, this is the on...

I had not thought of looking at the Japanese wiki. Good idea! It will be of great help and my Japanese skills are not too bad. So thanks for the link :) (and the reply) The fact that games will chose the best possible outcome (out of the 2 situations) also crossed my mind. It seemed to me that this ...

Ok then what about this ? ... ... that situation is confusing me a bit. Please look at the hands I made in this screenshot: http://imgur.com/7lh2q3B It seems they are 2 different / specific hands but they are using the same tiles. I read that Ryanpeikou vs Chiitoitsu are not compatible. So what woul...

Thanks for the http://arcturus.su/ reference. Their page about Ryanpeikou actually answer my question !

Hey Riichi mahjong fans ! I am wondering if the following hand (show in the screenshot) : http://imgur.com/NNQniuY should also give me "Ryanpeikou / Twice Pure Double Chow" yaku or not ? or if not, could someone please explain why ? I was thinking that Ryanpeikou requires the "two times, two identic...