How to Play Hwa Tu

About Go Stop, from BoardGameGeek:

GO STOP, also called Korean Poker, is a fast-paced card game played with beautifully illustrated Flower Cards named Hwatu (화투, 花闘). Each hand takes less than ten minutes to play. Players are trying to collect sets of flower cards worth varying numbers of points. GO STOP is advanced version of Japanese Koi-Koi. Re-implements: Hanafuda