This is a Japanese seinen manga series written and illustrated by Kōsuke Fujishima. It premiered in the November 1988 issue of Afternoon where it is still being serialized. Every few months, the most recent chapters are published in tankōbon volumes by Kodansha (45 exist as of December 1, 2012). The series centers on the relationship between college sophomore Keiichi Morisato and the goddess Belldandy.