Tōhoku is a town located in Aomori Prefecture, Japan. As of 31 December 2022, the town had an estimated population of 16,625 in 7251 households, and a population density of 51 persons per km² in 7,269 households. The total area of the town is 326.50 km2 (126.06 sq mi).

Lake Ogawara is Japan's eleventh largest lake and the largest in Aomori Prefecture. It spans the boundaries of the city of Misawa, the town of Tōhoku, and the village of Rokkasho in Kamikita District.