is a local delicacy from
Hokkaidō,
Japan. It consists of the
kidney
The kidneys are two reddish-brown bean-shaped organs found in vertebrates. They are located on the left and right in the retroperitoneal space, and in adult humans are about in length. They receive blood from the paired renal arteries; blo ...
of
chum salmon pickled in a salt solution until a dark brownish black.
It is often served with alcohol or as a side dish.
References
Japanese seafood
Hokkaido
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