In the world of the Yo-kai . . . characters sometimes have those days where nothing goes right. They lose their keys. Their pants fall down. They fart in a crowded elevator! Chances are, a Yo-kai is to blame. They're everywhere, causing daily annoyances, and they're invisible except to the characters who have befriended them.
Komasan is a guardian lion-dog, but his shrine that he used to guard in the country was torn down. He has been struggling to adjust to the fast-paced big city where he now lives.