Plot Plan, Kashiwa Transmitter Site (1954): The facility also known as U.S. Army Camp Tomlinson, located at Nakatoyofuta (present Kashiwanoha), Kashiwa City, Chiba Prefecture, Japan. In July 1950 and June 1951, the Army had administratively reoccupied major portions of former Kashiwa Airfield (built by the IJAAF in 1938) to utilized the site as a long-haul HF radio communications transmitter station. When the site became operational (May 1954), the owners of the antenna field were mostly local farmers who received rent payment from the Government of Japan, at the same time the Army policies permitted them to continue to dwell, and otherwise restrictedly use the land underlying the antennae.