/jp/ - Otaku Culture

>>21553484
>>21553489
Because it has FAR less impact than something like a multiple yakuman, and the impact it does have is is cumulative and spread out across entire games instead of one giant spike so it can be played around.
Are you retarded?

>>21553489
Because ura dora is at most 4 han when other players aren't bad and don't kan for no reason. It's also balanced by riichi because it gives everyone the sign to fold, especially if there are any kandora.