Autumnia is one of the four major islands and the second largest continent of Ni no Kuni, before The Summerlands. Autumnia is located northeast of the Summerlands.
Autumnia is a large mountainous landmass. Gorges, steep mountains, and wide canyons lay around the land.
- On the Wizard's Companion, it says that Autumnia was home to several rival cities.