Dongbuyeo is a Muist Buyeo monarchy located in the Ningguta area, Manchuria region, Tartary subcontinent, of the Asia continent; existing at the start of the 'Pre-Roman-Parthian War' era. Present, with cores, in the year 2, the monarchy borders fellow Muist countries (Buyeo west and Goguryeo southwest), uncolonized native land northeast and the waters of the Coast of Olga (Sea of Japan area, East China Sea region) south.
Dongbuyeo will be annexed by the now Mahayana Goguryeo in 410, and will never appear on the map for the rest of the timeline.