History -- History Undercover : Secret Japanese Aircraft of WWII

In the 1930s, Japanese designers created a range of warplanes, culminating in the legendary Ki-43 "Oscar" and the A6M "Zero". As the war turned against Japan, designers created the rocket-powered "Shusui", the "Kikka" jet fighter, and the experimental R2Y"Keiun". We also disclose frantic preparations to assemble a secret airforce of jet and rocket planes to counter an anticipated U.S. invasion in1945, and chronicle post-war aviation and the birth of the Japanese rocket program in the 1950s and '60s.