The Yumenoshima Tropical Greenhouse Dome, also sometimes called the Yumenoshima Tropical Plant Dome, is a botanical garden located at 3-2, Yumenoshima, Kōtō, Tokyo, Japan. It is operated by the Tokyo Metropolitan Park Association and open daily except Mondays; an admission fee is charged. The greenhouse was established in 1988 in Yumenoshima ("Dream Island") Park, a reclaimed landfill and dumping ground in Tokyo Bay.