Oshizushi

The Oshizumi Province has the largest land area and population for all provinces. 29 million people reside in the province, but only 2 million live in the city. The province is home to the North National airport (NNR) and is its main transit center. People use postal service codes OA,OB,OC,OE,OF,OAA,OCC,OVN, and OVS in their addresses. Union Travel is headquartered out of the province.