Also once you spin in three or more of them, then the bonus feature game...
Paylines are played left to right, and the first symbol has to be in the furthermost reel to the left. It will substitute any symbol except the scatter to make a win.
You are also likely to learn more about Japanese culture. In addition, this scatter symbol can activate the bonus round when 3 or more scatter symbols appear anywhere on screen. It is conveyed quite well in the bonus game.