Photos: McDonald's Japan to offer 'McChoco Potato'
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TOKYO, JAPAN - JANUARY 25: A box of McChoco Potato is pictured on January 25, 2016 in Tokyo, Japan. The McChoco Potato, McDonald's Japan's special winter menu, french fries covered in chocolate and white chocolate sauces will be available in McDonald's restaurants on January 26, 2016 until around mid February. (Photo by Christopher Jue/Getty Images)