Shioya Natural Hot Spring Honoyu Rakurakuen is a large-scale bathing facility located in Saeki Ward, Hiroshima City. It offers a comprehensive relaxation space centered around a natural hot spring sourced from its own spring, featuring spacious indoor baths, open-air areas, saunas, cold plunge baths, and stone sauna (jjimjilbang). The strong saline spring, which is murky brown, envelops the body and provides high heat retention after bathing. The layout from the high-temperature sauna to the cold water bath is simple, allowing you to fully enjoy everything from bathing to sauna and relaxation.