E6 Series Shinkansen
 The E6 series (E6系) is a Japanese Shinkansen high-speed train type operated by East Japan Railway Company (JR East) on Komachi mini-shinkansen services on the Tohoku Shinkansen and Akita Shinkansen from Tokyo to Akita since 16 March 2013. A pre-production set was delivered in June 2010 for extensive testing with 23 full-production sets delivered between November 2012 and spring 2014.