Monmon Mononoke

From Chibi Manga: One day, a high school student, Tsubaki, woke up to a good looking guy in a futon. He forcefully made me go to the 'Ousaka summer house' with him, where Monono monsters and a human child will encounter each other...!?

Author: Kurumatani Haruko
Genres: Adult ,Drama ,Sci-fi ,Shoujo ,Shounen
Status: Ongoing