Did the Germans and Japanese manage to operate secret flights between Europe and Asia - it's long ben suspected. Here's the answer.
Credits: YouTube Creative Commons; WikiCommons; Google Commons; Mark Felton Productions Sources: 'Italy's Secret Flight from Rome to Tokyo', comandosupremo.com Yanagi: The Secret Underwater Trade Between Germany and Japan, 1942-45 by Mark Felton (Pen & Sword: 2005) Wikipedia articles on Ju 290, Ju 390, Ki 77 and SM.75