Poro no Ryūgakuki

Poro no Ryuugakuki (ポロの留学記, lit. "Poro's Foreign Exchange Records") is a manga written and illustrated by Gondaira Hitsuji. It was serialized in Weekly Shōnen Jump. As a part of the JUMP START initiative, the first three chapters of Poro no Ryuugakuki were published in English as Poro's Foreign Exchange Records in Viz Media's digital Weekly Shonen Jump on the same day as the Japanese release.

Plot
The manga centers on a demon from the underworld who comes to the human world.