The Japanese version of the hot dog—Black Terra Dog—comes in a black bun.
They use edible bamboo charcoal powder to color the bun, which is over 30 cm long. It is one of the most popular street food in the Akihabara district of Tokyo.
It is a good source of micro and macro elements and vitamins.
It contains large amounts of calcium (70% DV), phosphorus(70%), iodine (26%), zinc (50%) and vitamin A, B2, B12 ( about 50%). Full-fat cheddar also contains large amounts of amino acids.