After this country had been controlled by Spain first, it had been controlled by United States. Then, it was independent after World War II. We still see many people working away from home to Japan, because the poverty of the agricultural area remains the same. But, there are many convenience stores like Japan in the city. Although it is not clean in the city. Prices are about 1/3. (3/93, 8/93, 8/01, 8/09)