Echizen Crab — Winter King of the Sea of Japan

Echizen crab is male snow crab caught in designated waters off Fukui Prefecture between November 6 and March 20, with each crab tagged with a yellow plastic tag proving it's authentic. These crabs reach peak quality in December and January, when their leg meat is sweetest and their body cavities full of miso (the yellowish hepatopancreas that tastes like concentrated ocean umami). A single crab weighs 800 grams to 1.2 kilograms and costs ¥8,000-15,000 at auction.

The traditional preparation is kani kaiseki, a multi-course meal that uses every part of the crab: raw leg meat sliced paper-thin for sashimi (sweet, delicate, melts on the tongue), grilled crab shell packed with miso and roe, boiled crab sections you crack open with your hands, crab shabu-shabu where you swish thin-sliced meat in hot dashi broth, and finishing with zosui rice porridge cooked in the remaining crab stock. A full kaiseki runs ¥15,000-30,000 per person at ryokan and specialty restaurants. The meat texture is silky rather than stringy, the flavor sweet rather than briny, the miso richer and less bitter than cheaper crabs.