Tōkai (東海村; -mura) is a village located in Naka District, Ibaraki, Japan. It is approximately 120 km north of Tokyo, Japan on the Pacific coast.

As of 1 January 2005, the village has an estimated population of 35,467 and a density of 946.29 persons per km². The total area is 37.48 km².

Tokai is best known for the nuclear accident that occurred on Sept. 30 1999, which killed two people. Aside from nuclear facilities, Tokai has lovely beaches.