Ever wanted to bathe in wine? How about coffee? If you said yes to any of these then Yunessun Spa Resort in Hakone is the perfect place for you. Yunessun offers a mix of traditional hot springs as well as water slides, play areas and some truly unique baths. As well as the baths described above, the park includes a Japanese sake bath and a green tea bath. After a day’s bathing, you can sweat in one of the many saunas that are also in the resort. Note that some of the areas are mixed gender and require swimming clothes, whereas gender-segregated areas are generally used naked.