Onizuka-chan to Sawarida-kun

Onizuka is an Oni and her childhood friend Sawarida is a human who likes to touch weird stuff. She might be in love with him, but he is too dense for love or is it the other way around?

Note: - Originally a doujin then later serialized in Manga 4-koma Palette. There is no difference before and after serialization. - Includes 18 extra chapters