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The is a Japanese Shinkansen high-speed train type operated by East Japan Railway Company (JR East) on the Hokuriku Shinkansen since 15 March 2014. It will also be used on the Hokuriku Shinkansen when the line is extended from to in March 2015. Jointly developed alongside the similar JR West W7 series, a total of 17 12-car E7 series sets (204 vehicles) were built, with the first E7 series trains delivered in late 2013. ==Design== Based on the earlier E2 series trains, the E7 series trains are designed with a "Japanese" theme inside and out, combining futuristic styling with traditional design elements overseen by industrial designer Ken Okuyama together with Kawasaki Heavy Industries. Externally, the roof is finished in a "sky blue" colour, and the bodysides are "ivory white" with "copper" and "sky blue" lining. The bodyside logos consist of a number "7" in silver stylized as an arrowhead, and include the lettering "East Japan Railway Company".〔 File:E7系-ロゴ.JPG|Logo on the side of car 12 Manufacture of the E7 series sets was shared between Hitachi in Kudamatsu, Yamaguchi, J-TREC in Yokohama, and Kawasaki Heavy Industries in Kobe. J-TREC is building five E7 series sets (60 vehicles), starting in July 2013.〔 The trains have a maximum design speed of ,〔 but operate at a maximum speed of on the Hokuriku Shinkansen, limited to on the Joetsu Shinkansen tracks between Omiya and Takasaki, and to on the Tohoku Shinkansen tracks between Tokyo and Omiya.〔 Increased power output enables the trains to maintain speeds of at least on the steep gradients of the Hokuriku Shinkansen. Car 12 (Gran Class) is equipped with full active suspension, and the other cars are equipped with semi-active suspension.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「E7 Series Shinkansen」の詳細全文を読む スポンサード リンク
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