green sea urchin
Refers specifically to the species Hemicentrotus pulcherrimus, a small sea urchin found in Japanese waters, often used in sushi and seafood dishes.
The green sea urchin is widely distributed from Hokkaido to Kyushu.
The green sea urchin is recommended at this sushi restaurant.
Another common edible sea urchin in Japan, larger and with longer spines than バフンウニ.
Katakana spelling is common for this sea creature name; usually written in kana.
Kanji form is rare and may be considered obscure or overly literal; the word is normally written in kana.
The name バフンウニ literally means 'horse dung sea urchin', from its resemblance to horse droppings. The exact origin is uncertain, but it is a descriptive common name.