Not available at the moment <a href=" http://www.epa.pt/index.php/prilosec-20-mg-capsule#predict ">omeprazole cost at walmart</a> Izu Oshima is the largest island in the Izu chain southwest of Tokyo. It has one of Japan's most active volcanoes, Mount Mihara, and is a major base for growing camellias. About 8,200 people live on the island, which is accessible by ferry from Tokyo.