Kamichu!(2005)

Kamichu!

What would you do if you suddenly became a god?

When little Yurie, a junior high school student, discovers that she is a god, she is beside herself in indecision and asks her friends. Thus begins her new life exploring what it means to be a god and her struggle to properly fulfill all the responsibilities it entails. From finding stray gods to dealing with Martians, her life is about to become more than ordinary.

(Source: Geneon Entertainment)