Kadena High School is an American high school located at Kadena Air Base in Okinawa City, Okinawa Prefecture, Japan, and is administered by the Department of Defense Education Activity. Opened in 1981, the school is for English-speaking American military subordinates. It is run under the supervision of the Okinawa Department of Defense Dependents Schools District.

Okinawa City is the second-largest city in Okinawa Prefecture, Japan, following Naha, the capital city. It is located in the central part of the island of Okinawa, about 20 kilometres (12 mi) north of Naha. As of 1 October 2020, the city has an estimated population of 142,752 and a population density of 2,913.31 persons per km2. The total area is 49.00 km2.