The Tōhoku-Chūō Expressway is a 2-laned national expressway in the Tōhoku region of Japan. It is owned and operated by East Nippon Expressway Company and Ministry of Land, Infrastructure, Transport and Tourism (MLIT). The expressway is numbered E13 under the MLIT's "2016 Proposal for Realization of Expressway Numbering."

Akita Prefecture [a̠kʲita̠] is a prefecture of Japan located in the Tōhoku region of Honshu. Its population is estimated 915,691 and its geographic area is 11,637 km2. Akita Prefecture is bordered by Aomori Prefecture to the north, Iwate Prefecture to the east, Miyagi Prefecture to the southeast, and Yamagata Prefecture to the south.