Sea urchins from the area around the Kuril Islands are in constant demand in Japan. Each day scores of Russian ships unload in the north of Japans island Hokkaido.<br /><br />Maritime villages in Japans backwoods have turned into prosperous townships over years of brisk trade with the Russians, but the different sea creatures like trepangs and others are now on the edge of extinction. Is it possible to save them? And how?
