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The Iran war has brought
consequences for food makers in Japan. A
of a product needed to manufacture ink has caused
companies to change the design of their food
. Major snack manufacturer Calbee is
changing the packaging for some of its most popular products to black and white. The
sells some of the best-selling potato chips in Japan. A spokesperson said some of its
will come with a printed
that explains: "Packaged to save oil-related materials." Meanwhile, food and
maker Kagome will make some of the wrapping for its popular
transparent in a bid to deal with the ink shortage.