Rookie teacher Haruaki Abe is as cowardly as they come. It's hard enough for him to handle human students without whimpering and now he's going to be teaching at a school full of monsters? It's a classroom of...

Youkai are mysterious, trouble-making spirits and demons that have tormented Japan for centuries. Kotoko’s grandfather exorcised them for a living, but Kotoko never thought that her family lineage was an asset....

In order to make a wish come true, this is the beginning of a story that multiplies everything with one person and one sumo wrestler. A certain world long agoFrom the time when non-human creatures called youkai...