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Left: The electronic lock on the private cabin can be unlocked with an IC card or QR code. Top right: The tablet in the cabin can be used to adjust the seats and lighting, as well as to order drinks and snacks. Bottom right: A Supreme Class logo will be displayed at the entrance to cars equipped with a private cabin. (Photos courtesy JR Central.)
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The Supreme Class two-passenger room on the Tōkaidō Shinkansen and San’yō Shinkansen. (Courtesy JR Central.)
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A Green Car private cabin in a prototype 100 Series Shinkansen, the second-generation “New Shinkansen,” operating on the Tōkaidō and San’yō lines. It was the first Shinkansen to incorporate double-decker cars including a Green Car and dining car. Taken in March 1985, Ōi Shinkansen Rolling Stock Depot, Tokyo. (© Jiji)
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A look inside a GranClass car. GranClass is available on the Tōhoku, Hokkaidō, Jōetsu, and Hokuriku Shinkansen lines. (Courtesy JR East.)
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The Japanese-style light meal and sake offered as refreshments in GranClass in summer 2026. (Courtesy JR East.)
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