Ya-ku-za The word yakuza means 8-9-3. Ya means 8, ku 9, za 3. it comes from Japans counterpart to Black Jack, Oicho- Kabu. The generally difference between the both cardgames are that in Oicho- Kabu the cards rate shall be 19 instead of 21. As you see, the sum of 8, 9 and 3, is 20, which is without any worth in Oicho-Kabu. It's from there the name, yakuza, comes from, they without worth for the society. This don´t mean that they are for no use for the society, it means that the m ...