East Japan Railway Co.'s new luxury sleeper train, “Train Suite Shiki-shima”, leaves JR Ueno Station in Tokyo on May 1, 2017, for a four-day trip to northeastern Japan. The fees for the latest trip range from 740,000 yen ($6,600) to 950,000 yen per person when two people share a room. (Photo by Kyodo News via Getty Images)





The new Train Suite Shiki- Shima luxury sleeper train departs the Ueno Station, Tokyo on May 1, 2017. The train will run bound for Hokkaido, the Tohoku and Koshinetsu regions. JR East plans to offer services similar to luxurious hotels to improve the image of area along the railroad and attract tourists. Tickets for trips departing from this May to March 2018 have already sold out. (Photo by The Yomiuri Shimbun via AP Images)





Rail buffs line up to take photos of East Japan Railway Co.'s luxurious Train Suite Shiki-shima (Four Seasons Island) running through the field in Nikko, northeast of Tokyo, Monday, May 1, 2017. JR East launched its 10-car all-suite sleeper train service Monday with only 17 rooms that can accommodate 34 passengers maximum for a four-day, three-night trip to popular tourist spots in Japan's northern areas including Kanto, Tohoku and Hokkaido. All the tickets have been sold out until March next year despite its high fare that ranges between 320,000 yen (US$3,360) for a two-day, one night trip and 950,000 yen ($9,980) for a four-day, three-night trip, according to the company. (Photo by Yoshitaka Sugawara/Kyodo News via AP Photo)





This picture taken on April 26, 2017 shows an observatory car of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. The luxury sleeper Shiki- Shima, which can accommodate up to 34 passengers, has 10 cars, including a lounge car, a dining car and two observatory cars. The train has only 17 cabins, all suites, and the most expensive room, known as Shiki- Shima Suite, is priced at 950,000 yen (8480 USD) per person when shared by two people. (Photo by AFP Photo/JIJI Press)





This picture taken on March 16, 2017 shows an entrance of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. (Photo by AFP Photo/JIJI Press)





This picture taken on March 16, 2017 shows a crew member introducing the dining car of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. (Photo by AFP Photo/JIJI Press)





This picture taken on March 16, 2017 shows a crew member introducing a suite room of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. (Photo by AFP Photo/JIJI Press)





This picture taken on April 26, 2017 shows a crew member introducing the Shiki- Shima Suite of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. (Photo by AFP Photo/JIJI Press)





This picture taken on April 26, 2017 shows a crew member introducing the Shiki- Shima Suite of the Train Suite Shiki- Shima, operated by East Japan Railway, in Tokyo during a press preview. (Photo by AFP Photo/JIJI Press)





A dinner offered at the Dining of the JR East's “Train Suite Shiki-Shima” is seen during the press preview on April 26, 2017 in Tokyo, Japan. The luxury sleeper train will begin operation on May 1. The most expensive room on the train is the Shiki-Shima suite that can accommodate two in a space of about 20 square meters, with each passenger coughing up 950,000 Japanese yen (8,600 U.S. dollars) for a three-night, four-day trip. (Photo by The Asahi Shimbun via Getty Images)





Piano is played at the lounge of the JR East's “Train Suite Shiki-Shima” during the press preview on April 26, 2017 in Tokyo, Japan. (Photo by The Asahi Shimbun via Getty Images)





East Japan Railway Co.'s new luxury sleeper train, “Train Suite Shiki-shima”, runs on May 2, 2017, in Date, Hokkaido, with Mt. Yotei in the background. The train began its first trip in Tokyo the previous day and is scheduled to return on May 4. (Photo by Kyodo News via Getty Images)