How the P-51 Mustang Shocked Japan: The Day American Fighters Reached Tokyo (1945) On April 7, 1945, something happened that Japan believed was impossible. Single-engine American fighters — P-51D Mustangs — appeared over Tokyo. Flying more than 750 miles from Iwo Jima, these U.S. Army Air Forces fighters escorted B-29 Superfortresses deep into the Japanese homeland, shattering the final illusion that distance could protect Japan from American air power. This documentary explores how the North Am