Amp up your vacation in Japan by visiting Hakone Kowakien Yunessun, a water amusement park where you will get to experience bathing in an incomparable variety of hot springs, such as The Cypress Bathtub, where you will be able to enjoy viewing a beautiful Japanese garden as you bathe in it, and Uchi Yu, a large bathing room that will also allow you to enjoy the view through the large windows while water jets massage your body. You can also dip into one of the spa pools that offer a memorable bathing experience, like Japanese Sake Spa, Green Tea Spa, Coffee Spa, even Wine Spa. While you're here, don't miss to hop on the thrilling slides at Rodeo Mountain and release all the stress as you slide down and hit the refreshing water!