At 723m above sea level, this aquarium is located at the highest elevation among all aquariums with seawater tanks in Japan. The Hakone-en Aquarium comprises a Saltwater Area that features large seawater tanks and fish from around the world, as well as a Seal Plaza that is home to Baikal seals and harbor seals. In addition to holding various events such as underwater shows, seal shows, and handshake events with Asian small-clawed otters, the aquarium also features seasonal exhibits.
9:00A.M.~5:00P.M. （Last admission is at 4:20P.M.）
5 minutes walk from The Prince Hakone Lake Ashinoko