The Idamawan Principality is the border between the Nojoan High Empire and the rest of the world.
Their primary source of income and expenses is trade, as Idamawa is the sole area in Nojo allowed to trade with outsiders,
buying equipment from the enclave of the Romny Kingdom inside their borders and reselling them via trade routes inside Nojo.
They are the highest GDP area of Nojo by far.