After the Tohoku tsunami, Japan promoted tourism to the area--including launching a special train, "Tohoku Emotion" https://www.jreast.co.jp/e/joyful/tohoku.html …pic.twitter.com/tqb9MGGIyI
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"Tohoku Emotion" belongs to a category called "Joyful Trains," which are rolled out on special occasions. It runs from Hachinohe to Kuji.