Click and hold on the wasabi pea or launcher and release to throw the pea into Wasabi Ninja's mouth.
WN wants to catch wasabi peas in his mouth, so he asks Devil Man to launch them. Stuff WN up by clicking and dragging the wasabi pea or launcher if you can't see the pea.The more you win the game, the more bonuses you get like hats for Devil Man! :D
