Razor mud shrimp (Namikudahigeebi) are widely distributed in the tropical regions of the Western Pacific and Indian Oceans, from Suruga Bay to Australia, Indonesia and India. In Japan, they are sometimes caught in Suruga Bay, the Enshu Sea and the Kumano Sea. The main fishing grounds are in Kinko Bay in Kagoshima Prefecture. They live in deep water at depths of up to 200m. Adult bodies are around 8cm long.
The flesh of Namikudahigeebi is soft and sweet, similar to that of sweet shrimp (amaebi), and is delicious. The miso (internal organs) of the head also have a delicious umami flavor. It is eaten as sashimi, tempura, grilled with salt, sushi topping, fried, etc.

The appearance of Razor mud shrimp (Namikudahigeebi)
Common name: Razor mud shrimp
Japanese name: Namikudahigeebi (並管鬚蝦、並管鬚海老)
Taiwan common name: -
Chinese common name: -
Korean common name: -
Scientific name: Solenocera melantho De Man, 1917

The appearance of Razor mud shrimp (Namikudahigeebi) nigiri
Nigiri sushi detail: Razor mud shrimp (Namikudahigeebi) Nigiri sushi