There are three different suits numbered 1 to 9, which are called simple tiles. They are bamboo, characters (or myriads), and circles (or dots).
In some variations Bamboo is the only suit used. There are four matching tiles for each value (e.g. there are four Dots tiles with the number 2).
There are two different honor suits: the winds and the dragons. The winds are east, south, west and north, and the dragons are Red, Green and White. They have no numerical sequence and there are four tiles of each honor (e.g. four Red Dragon tiles).
There are only eight bonus tiles: four flowers and four seasons: