Fly to Japan with one of Europe's best airlines! You can book a ticket from Rome or Milan to Tokyo for only €385 with Turkish Airlines!
Cheap flights from Rome, Italy to Tokyo, Okinawa, Osaka, Fukuoka, Nagoya, Japan and Seoul or Jeju, South Korea from only €327 with China Eastern Airlines!
(UPDATED) Super cheap open-jaw flights from Italy or France to Tokyo, Japan, returning to London, UK for only £236 / €264 with Aeroflot!
China Eastern Airlines are offering cheap flights from Europe to Jeju Island, Seoul and many Japanese destinations, including the subtropical archipelago of Okinawa from only €310 round trip! Christmas dates slightly more expensive.