“Heisei no Yu” is a day-use onsen facility located near Lake Kuzuryu in Ono City, Fukui Prefecture. Surrounded by the rich nature of Oku-Echizen, it offers the charm of bathing while enjoying magnificent mountain scenery that changes with the seasons. The natural alkaline simple onsen is gentle on the skin with a smooth feel, and is reputed to leave the skin silky after bathing. The sauna is a compact retractable dry type, allowing you to work up a good sweat in a calm space. Especially noteworthy is the cold plunge bath with continuously flowing groundwater, which is crisp and cold with outstanding refreshment. Along with outdoor bathing in the open-air area, you can experience deep totonou in the midst of nature.