Shy Natsu awakens as part of a group chosen to ensure the survival of humanity. Together, they have to survive on a changed Earth.

A “small” new student, Ushio Hinomaru, appears before the weak little sumo club of Oodachi High School! The words “big” and “heavy” are the rules to this sport, which does…

After losing her grandfather, Aoi—a girl who can see spirits known as ayakashi—is suddenly approached by an ogre. Demanding she pay her grandfather’s debt, he makes a huge request: her…