Kamiarizuki no Kodomo

This is a story of a 12-year-old girl, Kanna, born as a descendant of the Gods. Her family has a mission to deliver offerings from all over Japan to the Gods’ gathering in Izumo. Although Kanna’s mother was to complete the mission, her passing prompted Kanna to finish the task, hoping she could reunite with her dead mother in the Gods’ land at the end of her journey.

(Source: Anime Expo)