Tags: Manga.
I.O.N (イ·オ·ン)((Lit.Ice on Nature)) is a Japanese science fiction manga written and illustrated by Arina Tanemura. Originally serialized in Ribon from May to November 1997 the six chapters were collected and published in a single tankōbon volume by Shueisha in December 1997. The series was originally intended to be only three chapters but Ribon had her lengthen it to six chapters.