Izumo is one of the provinces of JAPAN. It is held by the Mori House.
Izumo is adjacent to Battleship Nagato, Red Helmet, Mid Earth, Himeji, and Tamba.
Izumo correponds approximately to the Izumo Province (出雲国) plus Hoki Province (伯耆国) of warring-states Japan. Both provinces were part of the same ancient Japanese cultural circle.