Assertion: sea urchin | /r/AtLocation | japan
Facets:
Source sentences:
text: One of the two major edible species of sea urchins sold in Japan.
text: But in the 1970s a commercial fishery developed in the U.S. based on sea urchins, which were sold primarily to Japan where their sex organs were considered a delicacy.
text: The other of the two major edible species of sea urchins sold in Japan.