Cry
A tsunami approaches, and anyone who dares to stand in front of it will surely cry. That tsunami is going to hit you hard, and rip you right off the ground you're standing on. Who wouldn't cry?
きゅう
な
None
Do you know the only way to stop yourself crying after a tsunami? That's right, nachos (な)! Nachos are the only proven way to cheer people up after being hit by a tsunami.