The prototype is Shinkansen EMU on Tohoku Shinkansen from Tokyo to Hakodate. This type is built by JR-Hokkaido and the most characteristic point is purple line on body, different from E5 by JR-East. This product is based on Shinkansen E5 by KATO(Item No.3-516) so the construction is the same as it. Additional sets will be released at the same time. 2-coaches additional set without motor (3-535):16,000JPY 4-coaches additional set with motor (3-536):37,000JPY If you would like to take together, please tell us the item number. *Operated by DC-Analog *Without interior lights so buyer have to install. *This set doesn't have DCC. *Minimum radius=370mm